The crew broadens their search, exploring the wider Alaskan coastal rainforest..

Searching for and discussing evidence of The Brown Mountain Lights with author Micah Hanks.

Searching for evidence in Area 51 of the cover-up of alien existence; while on their search, they learn of connections of conspiracy theories to UFO's.

An American Indian elder explains tribal beliefs regarding UFOs; New Hampshire residents recount an encounter with a strange craft.

From the Hudson Valley of upstate New York to the Sedona desert of Arizona, Shannon embarks on a trip to places around the US with a high number of UFO reports.

Experts investigate the mystery of the Bermuda Triangle; researchers seek answers about strange sightings in Massachusetts; a murderer may be responsible for a string of unexplained disappearances in Bennington, Vt.

Experts investigate disturbing phenomena at Skinwalker Ranch; top-secret experiments may have been conducted at a former Air Force base in Long Island, N.Y.; new theories may explain why Mount Shasta is a magnet for paranormal activity.

Newly declassified documents may link the Roswell crash to Nazi science; fresh evidence may reveal what's really hidden inside Area 51; experts investigate the dark secrets of the Dugway Proving Ground.

Lake Tahoe's Bigfoot lore resurfaces as Bob and Kathy Strain revisit the audio that was recorded there.

Bart Cutino's Sierra Nevada expedition takes a turn when he's surrounded by Sasquatches overnight.

People who defy the laws of physics and perceptions of reality, from exceptional feats of endurance and miraculous recoveries to psychic abilities and exorcisms.

Some of the most mysterious monsters and mythical creatures that may inhabit this earth, including vampires, Bigfoot and the Loch Ness Monster.

Delve into the most convincing evidence that the planet has been visited by extraterrestrial life forms, from alien encounters in ancient texts to modern-day UFO sightings and the secrets of Area 51.

Ancient and sacred sites with alleged healing powers, from the grotto of Lourdes and Machu Picchu to mystical rainforests and the Ganges River.

Inexplicable conditions and illnesses include cases of mass hysteria and rare syndromes like Stendahl and Munchausen.

A journey into some of North America's most isolated forests in search of the legendary, Bigfoot; Seth Breedlove joins groups like The North American Wood Ape Conservancy, and The Ohio Night Stalkers as the seek evidence of the creature's existence.

A skydiver survives a fall when her parachute fails; the possibility of spontaneous human combustion.

A doctor finds carvings that may indicate humans and dinosaurs coexisted.

An Arizona woman claims to have been fathered by an alien in a top-secret government experiment.

Seeking to determine if the UFOs seen in Arizona and Nevada are man-made or from other worlds.

A secret alien-human collaboration in postwar Italy points to hidden encounters.

Teotihuacan, the City of the Gods, still hides mysteries about its origin, layout, and cosmic alignments.

Claims suggest secret space programs have sent humans to Mars.

In 1980, a UFO detected on military radar, lands near crucial NATO bases; a group of military personnel claim to have seen a shiny metallic object with coloured lights and hieroglyphic inscriptions.

Billy Meier claims he's traveled through time and space with an alien race from the Pleiades star cluster; in the decades following his revelation, both skeptics and ufologists say it's a hoax despite Meier providing photographic evidence.

A young recruit encounters aliens in the Nevada desert in the 1960s; he claims they were working with the US military and housed a spaceship in a secret hangar nearby.

Central Scotland has its very own Area 51, known as the Falkirk Triangle, encompassing the village of Bonnybridge, which claims the highest concentration of the region's UFO activity.

In December 1980, what is considered the biggest UFO case in U.K. history occurs at the U.S.A.F. base at Rendlesham, Suffolk.

An alleged flying disc was seen by ground staff at the O'Hare International Airport in 2006; Craig and Sarah learn that witnesses refused to come forward due to fear of ridicule.

The crew ventures into a dark valley across from camp, searching for signs of anything elusive..

Follow the expedition as bad weather shrouds Alaska's dark coast, living up to its eerie reputation..

The team investigates UFO phenomena like Mothman, Flatwoods Monster, and eyewitness accounts.

New theories may shed light on the fate of aviator Amelia Earhart, hijacker D.B. Cooper and the three daring prisoners who escaped from the Alcatraz Federal Penitentiary.

New theories about labor leader Jimmy Hoffa's disappearance are revealed; a film clip may reveal what really happened to Michael Rockefeller who went missing off the coast of Papua New Guinea; experts investigate President Kennedy's missing brain.

A long-lost cache of Civil War gold may have been found; new evidence could point to the location of the stolen millions from the Plymouth Mail robbery; treasure hunters search for the legendary Lost Dutchman Mine.

In the aftermath of Justin Smeja's story, a number of researchers probe the Northern Sierras for Bigfoot evidence.

In 2010, Justin Smeja shoots a Sasquatch, buries it and sparks chaos across the Bigfoot community.

Revered religious artifacts from around the world, including the Shrine of the Three Kings, the Ark of the Covenant and the Holy Grail.

Paranormal phenomena that baffles experts around the world, from ghostly encounters and spectral curses to spontaneous combustion and the mysterious Hum.

A closer look at the awe-inspiring structures that capture imaginations, including the Olmec Heads of Central America, the Alhambra in Spain and Angkor Wat in Cambodia.

Explore the myths and legends of ancient civilizations, from Lemuria and Atlantis to the mystery of the Etruscans and the Forgotten Kingdoms of Tibet.

The mysteries of modern science that confound the experts, including time travel, the dark web and the secrets of morphic fields.

Documentarian Seth Breedlove and his crew head to the Adirondacks of upstate New York searching for Sasquatch; the crew visits Whitehall, NY, home to an incident involving multiple members of law enforcement claiming to see a bigfoot.

Blood-curdling curses.

A healer claims to cure diseases with prayer.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Lights above the Indian Ocean send a nation into panic.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

During the 70s, top scientists and astronomers sent coded messages into space with the hopes of getting a response from an extraterrestrial civilization; what they didn't anticipate was a speedy reply and an uptick in sightings around the world.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Billy Meier's UFO photos and prophecies bring him fame and controversy.

Teotihuacan, the City of the Gods, still hides mysteries about its origin, layout, and cosmic alignments.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Sinister shapes hover over Chicago and Ruwa, Zimbabwe; an Australian is fighting for his life after taking a blast from a mysterious object; a UFO appears to taunt a U.S. military fighter jet over the Bermuda Triangle.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Was Einstein a witness to a crashed disc? Was the ancient site of Gobekli Tepe built by aliens? Was Erich von Däniken correct about Ancient Astronauts? And was a 1950 German UFO case covered up? These mysteries remain unexplained.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

Accounts of an amphibious UFO in Indonesia; a mass abduction in Australia; a slew of deaths in Wales after a strange sighting; searching for an alien library with an astronaut and meeting a scientist hunting for an interdimensional portal.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Taking a look at strange crafts flying over power plants, airports and the Royal Palace in Sweden, a veteran with supposed UFO-related health issues and footage shown at a US congressional hearing.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Investigating reports of UFOs massed over the South China Sea, ancient carvings of alienlike humanoids, and Albert Einstein's secret 1947 visit to Roswell, New Mexico.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

A look at a series of metal cubes seen spinning in the sky over Earth; exploring the origin of an angel-shaped apparition; China's interest in aliens; a metal alloy that may power UFOs; scareships.

A mysterious doorway on Mars; victims of a UFO in the Amazon; an alien party crasher at the Queen's Jubilee in London; animal mutilations in France; a video of otherworldly visitors to Turkey.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Fending off a swarm of aggressive UFOs with a U.S. warship; an alien voice takes over a British TV broadcast; an Australian teacher who was threatened after a UFO sighting at school; exploring who the Men in Black really are.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

A new kind of alien; picking apart an abduction case in the UK; learning why NASA is investigating UFOs after decades of denial; looking at time travel.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Sinister shapes hover over Chicago and Ruwa, Zimbabwe; an Australian is fighting for his life after taking a blast from a mysterious object; a UFO appears to taunt a U.S. military fighter jet over the Bermuda Triangle.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Was Einstein a witness to a crashed disc? Was the ancient site of Gobekli Tepe built by aliens? Was Erich von Däniken correct about Ancient Astronauts? And was a 1950 German UFO case covered up? These mysteries remain unexplained.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Accounts of an amphibious UFO in Indonesia; a mass abduction in Australia; a slew of deaths in Wales after a strange sighting; searching for an alien library with an astronaut and meeting a scientist hunting for an interdimensional portal.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Taking a look at strange crafts flying over power plants, airports and the Royal Palace in Sweden, a veteran with supposed UFO-related health issues and footage shown at a US congressional hearing.

Investigating reports of UFOs massed over the South China Sea, ancient carvings of alienlike humanoids, and Albert Einstein's secret 1947 visit to Roswell, New Mexico.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

A look at a series of metal cubes seen spinning in the sky over Earth; exploring the origin of an angel-shaped apparition; China's interest in aliens; a metal alloy that may power UFOs; scareships.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

A mysterious doorway on Mars; victims of a UFO in the Amazon; an alien party crasher at the Queen's Jubilee in London; animal mutilations in France; a video of otherworldly visitors to Turkey.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Fending off a swarm of aggressive UFOs with a U.S. warship; an alien voice takes over a British TV broadcast; an Australian teacher who was threatened after a UFO sighting at school; exploring who the Men in Black really are.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

A new kind of alien; picking apart an abduction case in the UK; learning why NASA is investigating UFOs after decades of denial; looking at time travel.

Sinister shapes hover over Chicago and Ruwa, Zimbabwe; an Australian is fighting for his life after taking a blast from a mysterious object; a UFO appears to taunt a U.S. military fighter jet over the Bermuda Triangle.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Was Einstein a witness to a crashed disc? Was the ancient site of Gobekli Tepe built by aliens? Was Erich von Däniken correct about Ancient Astronauts? And was a 1950 German UFO case covered up? These mysteries remain unexplained.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

Accounts of an amphibious UFO in Indonesia; a mass abduction in Australia; a slew of deaths in Wales after a strange sighting; searching for an alien library with an astronaut and meeting a scientist hunting for an interdimensional portal.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Taking a look at strange crafts flying over power plants, airports and the Royal Palace in Sweden, a veteran with supposed UFO-related health issues and footage shown at a US congressional hearing.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Investigating reports of UFOs massed over the South China Sea, ancient carvings of alienlike humanoids, and Albert Einstein's secret 1947 visit to Roswell, New Mexico.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

A look at a series of metal cubes seen spinning in the sky over Earth; exploring the origin of an angel-shaped apparition; China's interest in aliens; a metal alloy that may power UFOs; scareships.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Explore the intriguing intersection of faith, science and the cosmos through the lens of the Vatican's involvement in astronomical research.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Sinister shapes hover over Chicago and Ruwa, Zimbabwe; an Australian is fighting for his life after taking a blast from a mysterious object; a UFO appears to taunt a U.S. military fighter jet over the Bermuda Triangle.

Was Einstein a witness to a crashed disc? Was the ancient site of Gobekli Tepe built by aliens? Was Erich von Däniken correct about Ancient Astronauts? And was a 1950 German UFO case covered up? These mysteries remain unexplained.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Experts may have finally identified the strange creatures that besieged a Kentucky farmhouse; new evidence could explain the largest mass UFO sighting in U.S. history; investigators seek answers in Chicago's O'Hare International Airport sighting.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

A new theory is posed about what really happened to Charles Lindbergh's kidnapped son; experts may have finally solved one of Hollywood's biggest murder mysteries; a small Ohio town seeks answers to thousands of threatening letters.

Experts investigate the abduction of Betty and Barney Hill; new evidence surfaces about abductee Travis Walton; there may be an earthly explanation for the Mothman.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Dive into tales of a strange Japanese balloon bomb, mysterious U-boat sightings and deep-sea anomalies that surfaced during the world wars. These weird wartime encounters challenge the boundaries of logic and history with every eerie detail.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Did WWII pilots really witness glowing orbs in the night sky? Could bat bombs have changed the course of the war? Explore otherworldly sightings and explosive experiments that blur the line between science, fear and folklore.

Stalking the Ridge not only has Sasquatch and Mothman, but also government disinformation agents.

Explore WWII's oddest military experiments, from Stalin's canine commandos and Rommel's buried Nazi treasure to unexplained aerial circles reported by RAF pilots. These are the forgotten footnotes of history that defy belief.

Beth Duncan experiences something strange on her property outside Wineberry, W.Va.; amongst the hills and hollers of the mountain state, a mystery unfolds that stretches the limits of what is known about Bigfoot.

Programming to be announced.

Across the state of West Virginia, Bigfoot encounters have been occurring for centuries; these creatures are seen and experienced in all forms of weather, in a myriad of ways.

In the 1960s the cattle mutilation phenomenon became a widespread concern across the American west..

Tyler Hall & Tyler Burgoyne investigate a sighting. A tense night search and follow-up reveal possible clues..

Programming to be announced.

Nathan Jenkins shares Bigfoot encounters and family history tied to Shenandoah legends..

A seance appears to turn a housewife into a literary genius, as she channels a spirit to write a series of acclaimed books.

An explorer in Mexico finds a crystal skull he believes could open the way to another universe.

Programming to be announced.

A grisly creature washes up on a Newfoundland beach.

In the summer of 1952, stories of U.S. Air Force jets chasing UFOs over the White House knock the Korean War off the front pages of newspapers; as rumors spread, President Harry S. Truman demands to know what was flying over his house.

In 1978, UFO enthusiast Paul Bennewitz claims he's intercepted extraterrestrial messages; military officials send counter intelligence officer Richard Doty to feed Bennewitz lies; questioning whether Doty himself is a pawn in an even bigger scheme.

On a September morning in 1994, students at a Zimbabwe school witness a silver craft land in a nearby field; numerous adults corroborate the UFO sighting, but the children are silenced; many maintain their account of the incident is true.

Programming to be announced.

In Mount Hood, Ore, Eli Watson meets with Sasquatch investigators to look into startling encounters in a secret location known as the Blueberry Bog.

Eli Watson digs into a historical mystery from his hometown that involves the apocalypse and visitors from another galaxy.

Western NC's mountains echo with Sasquatch legends where locals still report encounters today.

Programming to be announced.

Exploring centuries of Bigfoot sightings, hoaxes and lore across Appalachia.

A team of researchers set out to uncover the truth behind ancient mysteries scattered throughout the Arizona desert that have puzzled historians.

Accounts of an amphibious UFO in Indonesia; a mass abduction in Australia; a slew of deaths in Wales after a strange sighting; searching for an alien library with an astronaut and meeting a scientist hunting for an interdimensional portal.

Taking a look at strange crafts flying over power plants, airports and the Royal Palace in Sweden, a veteran with supposed UFO-related health issues and footage shown at a US congressional hearing.

Programming to be announced.

Investigating reports of UFOs massed over the South China Sea, ancient carvings of alienlike humanoids, and Albert Einstein's secret 1947 visit to Roswell, New Mexico.

New theories about the Mantell UFO incident are revealed; scientific evidence may explain a UFO encounter in Texas; experts investigate what really crashed into a Canadian harbor.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

Experts investigate the mystery of the Bermuda Triangle; researchers seek answers about strange sightings in Massachusetts; a murderer may be responsible for a string of unexplained disappearances in Bennington, Vt.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

Experts investigate disturbing phenomena at Skinwalker Ranch; top-secret experiments may have been conducted at a former Air Force base in Long Island, N.Y.; new theories may explain why Mount Shasta is a magnet for paranormal activity.

Individuals share compilations of personal footage and reenactments of UFO sightings in their quest to uncover the truth behind the mysterious encounters.

Dive into deeply unsettling wartime legends: from Stalin's rumored attempts to create human-ape hybrids to reports of Nazi zombie spies and a strange plague that surfaced decades later.

Individuals share compilations of personal footage and reenactments of UFO sightings in their quest to uncover the truth behind the mysterious encounters.

This eerie installment of weird wartime mysteries and military deception includes Stalin's obsession with flying saucers, a ghost army built to fool Hitler, and the mysterious disappearance of bandleader Glenn Miller.

Individuals share compilations of personal footage and reenactments of UFO sightings in their quest to uncover the truth behind the mysterious encounters.

Magicians joining the war effort, a double agent who deceived Hitler and strange UFO sightings over Canada? These bizarre stories prove that our world wars were even weirder than we were taught in school.

William Shatner investigates all that's weird in the world and attempt to find a logical, scientific explanation.

Exploring what compels people to hunt for Sasquatch particularly in West Virginia's challenging, remote and largely uninhabited wilderness.

William Shatner investigates all that's weird in the world and attempt to find a logical, scientific explanation.

Audio collected and experienced across the state of West Virginia is discussed.

William Shatner investigates all that's weird in the world and attempt to find a logical, scientific explanation.

Searching for and discussing evidence of The Brown Mountain Lights with author Micah Hanks.

Aleksandar Petakov searches for Bigfoot across the United States; he teams up with researchers from coast to coast in pursuit of the elusive creature.

Searching for evidence in Area 51 of the cover-up of alien existence; while on their search, they learn of connections of conspiracy theories to UFO's.

An American Indian elder explains tribal beliefs regarding UFOs; New Hampshire residents recount an encounter with a strange craft.

Aleksandar Petakov searches for Bigfoot across the United States; he teams up with researchers from coast to coast in pursuit of the elusive creature.

From the Hudson Valley of upstate New York to the Sedona desert of Arizona, Shannon embarks on a trip to places around the US with a high number of UFO reports.

The crew analyzes eerie audio with Devin Kouts, comparing it to known animal sounds..

Torie and Larry duke it out on the auction floor for an incredible artefact; Cole meets astronaut Scott Parazynski who risked his life on one of the most daring spacewalks ever.

The expedition team shares first encounters and methods in their Sasquatch search in Shenandoah Valley..

Torie and Larry duke it out on the auction floor for an incredible artefact; Cole meets astronaut Scott Parazynski who risked his life on one of the most daring spacewalks ever.

Tales of everyday objects that seem to be haunted by the dead, including a man who is attacked in his bed by an invisible phantom force following a devastating earthquake.

Torie and Larry duke it out on the auction floor for an incredible artefact; Cole meets astronaut Scott Parazynski who risked his life on one of the most daring spacewalks ever.

Researchers conduct a series of groundbreaking seances.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

A California woman is plagued by an invisible attacker; a teen thinks she can see ghosts.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

Lt. Ryan Graves and pilots in his squadron detect and engage with UFOs on multiple occasions; he gave a detailed description of regular encounters that flight teams had with a black box UFO they were seeing every day.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

Triangle shaped hovering objects are seen by thousands of people and investigated by scientists and government officials, yet they could never be explained; the sightings occurred in a more than two year wave over Belgium, beginning in late 1989.

Thought-provoking visions of the future from filmmakers, writers and creators.

In 1980, a UFO detected on military radar, lands near crucial NATO bases; a group of military personnel claim to have seen a shiny metallic object with coloured lights and hieroglyphic inscriptions.

Exploring the truth about widely known urban legends.

Eli investigates government scrutiny of George Adamski who despite suppression attempts, stood by his photograph and film evidence, remaining a hotly debated figure in ufology.

Exploring the truth about widely known urban legends.

Exploring the truth about widely known urban legends.

Exploring the truth about widely known urban legends.

Eli traces the rise of bipedal canine sightings, from a 1990s case to ancient myths of gods and monsters.

Exploring the truth about widely known urban legends.

Exploring the truth about widely known urban legends.

Thought-provoking visions of the future from filmmakers, writers and creators.

Aleks dives into Bigfoot lore in Pennsylvania's Pocono Mountains including the tale of the Suscon Screamer.

Thought-provoking visions of the future from filmmakers, writers and creators.

Sean Forker and Matt Arner share decades of Bigfoot reports and field research across PA's Allegheny Plateau.

Emily Calandrelli, aerospace expert and former NASA employee, visits research institutes and NASA's astronaut facilities to unlock the mysteries of space.

A team of investigators led by Clive Christopher analyze footage from an area in Arizona considered to be a hotspot for UFO & UAP activity.

Emily Calandrelli, aerospace expert and former NASA employee, visits research institutes and NASA's astronaut facilities to unlock the mysteries of space.

Emily Calandrelli, aerospace expert and former NASA employee, visits research institutes and NASA's astronaut facilities to unlock the mysteries of space.

Emily Calandrelli, aerospace expert and former NASA employee, visits research institutes and NASA's astronaut facilities to unlock the mysteries of space.

A look at a series of metal cubes seen spinning in the sky over Earth; exploring the origin of an angel-shaped apparition; China's interest in aliens; a metal alloy that may power UFOs; scareships.

Emily Calandrelli, aerospace expert and former NASA employee, visits research institutes and NASA's astronaut facilities to unlock the mysteries of space.

A mysterious doorway on Mars; victims of a UFO in the Amazon; an alien party crasher at the Queen's Jubilee in London; animal mutilations in France; a video of otherworldly visitors to Turkey.

Emily Calandrelli, aerospace expert and former NASA employee, visits research institutes and NASA's astronaut facilities to unlock the mysteries of space.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

Fending off a swarm of aggressive UFOs with a U.S. warship; an alien voice takes over a British TV broadcast; an Australian teacher who was threatened after a UFO sighting at school; exploring who the Men in Black really are.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

Newly declassified documents may link the Roswell crash to Nazi science; fresh evidence may reveal what's really hidden inside Area 51; experts investigate the dark secrets of the Dugway Proving Ground.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

New theories may shed light on the fate of aviator Amelia Earhart, hijacker D.B. Cooper and the three daring prisoners who escaped from the Alcatraz Federal Penitentiary.

A look at the oddest, most downright impossible parts of history that the textbooks left out.

New theories about labor leader Jimmy Hoffa's disappearance are revealed; a film clip may reveal what really happened to Michael Rockefeller who went missing off the coast of Papua New Guinea; experts investigate President Kennedy's missing brain.

Individuals share compilations of personal footage and reenactments of UFO sightings in their quest to uncover the truth behind the mysterious encounters.

Looking at Churchill's plan to create a giant ice ship, ghost planes that fly themselves and a Nazi treasure hunt for the Amber Room.

Individuals share compilations of personal footage and reenactments of UFO sightings in their quest to uncover the truth behind the mysterious encounters.

Looking at how to improve their bombs, the US Navy turned to the animal world for inspiration; when 270 men vanished into a cloud, witnesses claimed the soldiers had been abducted by aliens.

Individuals share compilations of personal footage and reenactments of UFO sightings in their quest to uncover the truth behind the mysterious encounters.

Deep in the darkened forests of West Virginia, a legend roams; tracked by investigators like Russ Jones, Bigfoot has long been primarily thought to roam the Pacific Northwest.

William Shatner investigates all that's weird in the world and attempt to find a logical, scientific explanation.

Beth Duncan experiences something strange on her property outside Wineberry, W.Va.; amongst the hills and hollers of the mountain state, a mystery unfolds that stretches the limits of what is known about Bigfoot.

William Shatner investigates all that's weird in the world and attempt to find a logical, scientific explanation.

The team investigates UFO phenomena like Mothman, Flatwoods Monster, and eyewitness accounts.

William Shatner investigates all that's weird in the world and attempt to find a logical, scientific explanation.

Aleksandar Petakov searches for Bigfoot across the United States; he teams up with researchers from coast to coast in pursuit of the elusive creature.

Tyler Hall's team hears a chilling howl after new Bigfoot reports in Shenandoah Valley..

Aleksandar Petakov searches for Bigfoot across the United States; he teams up with researchers from coast to coast in pursuit of the elusive creature.

Tyler Hall & Tyler Burgoyne investigate a sighting. A tense night search and follow-up reveal possible clues..

Torie and Larry duke it out on the auction floor for an incredible artefact; Cole meets astronaut Scott Parazynski who risked his life on one of the most daring spacewalks ever.

People who have vanished without a trace.

Torie and Larry duke it out on the auction floor for an incredible artefact; Cole meets astronaut Scott Parazynski who risked his life on one of the most daring spacewalks ever.

Stories about the supersensory power of animals, including a psychic octopus that correctly predicted multiple winners in sporting events.

Torie and Larry duke it out on the auction floor for an incredible artefact; Cole meets astronaut Scott Parazynski who risked his life on one of the most daring spacewalks ever.

A farmer discovers a mutilated cow; a Texas man claims he was abducted; an astronomer intercepts a mysterious message.

Thought-provoking visions of the future from filmmakers, writers and creators.

Billy Meier claims he's traveled through time and space with an alien race from the Pleiades star cluster; in the decades following his revelation, both skeptics and ufologists say it's a hoax despite Meier providing photographic evidence.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

In the summer of 1952, stories of U.S. Air Force jets chasing UFOs over the White House knock the Korean War off the front pages of newspapers; as rumors spread, President Harry S. Truman demands to know what was flying over his house.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

A young recruit encounters aliens in the Nevada desert in the 1960s; he claims they were working with the US military and housed a spaceship in a secret hangar nearby.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

Eli takes a close look at reports from San Diego to determine if Sasquatch might exist in Southern California.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

Thought-provoking visions of the future from filmmakers, writers and creators.

Investigators Jonathan Wilk & Dave McCullough revisit Jonathan's 1992 Sasquatch encounter in MA's Berkshires.

Thought-provoking visions of the future from filmmakers, writers and creators.

Aleks explores Bigfoot legends in northern New Jersey, where sightings span decades of reports.

Recent information on well-known issues, that has been sequestered from the public for over 60 years, is declassified; Dean Stockwell hosts.

Journey through time as we explore extraterrestrial encounters from Native American folklore to modern sightings, uncovering tales of mysterious crafts, otherworldly beings and government cover-ups.

Recent information on well-known issues, that has been sequestered from the public for over 60 years, is declassified; Dean Stockwell hosts.

Recent information on well-known issues, that has been sequestered from the public for over 60 years, is declassified; Dean Stockwell hosts.

A new kind of alien; picking apart an abduction case in the UK; learning why NASA is investigating UFOs after decades of denial; looking at time travel.

Emily Calandrelli, aerospace expert and former NASA employee, visits research institutes and NASA's astronaut facilities to unlock the mysteries of space.

Sinister shapes hover over Chicago and Ruwa, Zimbabwe; an Australian is fighting for his life after taking a blast from a mysterious object; a UFO appears to taunt a U.S. military fighter jet over the Bermuda Triangle.

Emily Calandrelli, aerospace expert and former NASA employee, visits research institutes and NASA's astronaut facilities to unlock the mysteries of space.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

Was Einstein a witness to a crashed disc? Was the ancient site of Gobekli Tepe built by aliens? Was Erich von Däniken correct about Ancient Astronauts? And was a 1950 German UFO case covered up? These mysteries remain unexplained.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

A long-lost cache of Civil War gold may have been found; new evidence could point to the location of the stolen millions from the Plymouth Mail robbery; treasure hunters search for the legendary Lost Dutchman Mine.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

A Pennsylvania town is shaken to the core after a local dentist becomes the victim of a murder.

Experts may have finally identified the strange creatures that besieged a Kentucky farmhouse; new evidence could explain the largest mass UFO sighting in U.S. history; investigators seek answers in Chicago's O'Hare International Airport sighting.

Torie and Larry duke it out on the auction floor for an incredible artefact; Cole meets astronaut Scott Parazynski who risked his life on one of the most daring spacewalks ever.

A new theory is posed about what really happened to Charles Lindbergh's kidnapped son; experts may have finally solved one of Hollywood's biggest murder mysteries; a small Ohio town seeks answers to thousands of threatening letters.

Torie and Larry duke it out on the auction floor for an incredible artefact; Cole meets astronaut Scott Parazynski who risked his life on one of the most daring spacewalks ever.

Crossword puzzles in a national newspaper begin to attract the attention of MI5 when the answers turn out to be code words for the upcoming D-Day operation.

Torie and Larry duke it out on the auction floor for an incredible artefact; Cole meets astronaut Scott Parazynski who risked his life on one of the most daring spacewalks ever.

Hukbalahap Rebels in the Philippines think they have a new enemy: a vampire; the British claim that an RAF pilot's incredible night vision comes from eating carrots.

William Shatner investigates all that's weird in the world and attempt to find a logical, scientific explanation.

In 1940, Japan launch an attack on a Chinese city - but they are not dropping bombs; swarms of fleas descend and the city is infected with the bubonic plague.

William Shatner investigates all that's weird in the world and attempt to find a logical, scientific explanation.

Sightings around Sutton Lake help to act as a window into the greater Bigfoot mystery.

William Shatner investigates all that's weird in the world and attempt to find a logical, scientific explanation.

Shannon meets with a witness in the White Mountains to learn about her close-up encounter.

Interviews with people who share their stories of paranormal experiences in the outdoors and recreations of their encounters.

Shannon investigates a purported 2017 UFO video and the claims of an eyewitness.

Ordinary people come forward with stories of being taken by UFO's; Shannon and her team visit a location where one of these abductions took place.

Explores discussing a very well-known mass UFO sighting with a witness, even though this isn't the only one ever made.

Nathan Jenkins shares Bigfoot encounters and family history tied to Shenandoah legends..

The crew analyzes eerie audio with Devin Kouts, comparing it to known animal sounds..

The predictive power of the subconscious; a man predicts a plane crash.

Medics at a California hospital fall gravely ill after treating a mysteriously ailing patient.

Rumbling volcano beneath Yellowstone National Park.

In 1978, UFO enthusiast Paul Bennewitz claims he's intercepted extraterrestrial messages; military officials send counter intelligence officer Richard Doty to feed Bennewitz lies; questioning whether Doty himself is a pawn in an even bigger scheme.

On a September morning in 1994, students at a Zimbabwe school witness a silver craft land in a nearby field; numerous adults corroborate the UFO sighting, but the children are silenced; many maintain their account of the incident is true.

Lt. Ryan Graves and pilots in his squadron detect and engage with UFOs on multiple occasions; he gave a detailed description of regular encounters that flight teams had with a black box UFO they were seeing every day.

George Adamski, a controversial ufologist famous for his flying saucer photos, faces skepticism and belief; his photos, still debated, may support his claims of meeting a man from Venus.

Eli Watson investigates reports and stories of Bigfoot along the Santa Ana River and in the mountains of San Bernardino.

Aleks' visit to the Shenandoah region reveals scout trip encounters and BFRO reports from deep forest terrain.

Whitehall, NY's famed Abair Road and Pridgin Film anchor East Coast Bigfoot investigations and lore.

Exploring centuries of Bigfoot sightings, hoaxes and lore across Appalachia.

The oral history of the Superstition Mountains unfolds the mysterious legends, linking extraterrestrial encounters with the enigmatic area, exploring the intersection of alien lore and ancient mythology.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

Accounts of an amphibious UFO in Indonesia; a mass abduction in Australia; a slew of deaths in Wales after a strange sighting; searching for an alien library with an astronaut and meeting a scientist hunting for an interdimensional portal.

Taking a look at strange crafts flying over power plants, airports and the Royal Palace in Sweden, a veteran with supposed UFO-related health issues and footage shown at a US congressional hearing.

Experts investigate the abduction of Betty and Barney Hill; new evidence surfaces about abductee Travis Walton; there may be an earthly explanation for the Mothman.

New theories about the Mantell UFO incident are revealed; scientific evidence may explain a UFO encounter in Texas; experts investigate what really crashed into a Canadian harbor.

Experts investigate the mystery of the Bermuda Triangle; researchers seek answers about strange sightings in Massachusetts; a murderer may be responsible for a string of unexplained disappearances in Bennington, Vt.

An alternative take on the 1969 lunar landing presents a different picture of the event that governments may be secretly covering.

Across the state of West Virginia, Bigfoot encounters have been occurring for centuries; these creatures are seen and experienced in all forms of weather, in a myriad of ways.

Exploring what compels people to hunt for Sasquatch particularly in West Virginia's challenging, remote and largely uninhabited wilderness.

In the 1960s the cattle mutilation phenomenon became a widespread concern across the American west..

The expedition team shares first encounters and methods in their Sasquatch search in Shenandoah Valley..

Tyler Hall's team hears a chilling howl after new Bigfoot reports in Shenandoah Valley..

Strange three-fingered mummies discovered in Nazca raise questions of alien origin..

UFO crashes in 1945 and 1948 near Los Alamos suggest a link to nuclear activity.

Crop circles fascinate with their patterns and possible extraterrestrial origin.

Three alien abduction cases in the U.S. provide testimony and evidence.

A secret alien-human collaboration in postwar Italy points to hidden encounters.

Teotihuacan, the City of the Gods, still hides mysteries about its origin, layout, and cosmic alignments.

Claims suggest secret space programs have sent humans to Mars.

Billy Meier's UFO photos and prophecies bring him fame and controversy.

Large unidentified objects appear over Kremlin and Pentagon.

Roswell's 1947 UFO crash sparked lasting debate and claims of alien cover-up, cementing its iconic status..

Strange three-fingered mummies discovered in Nazca raise questions of alien origin..

UFO crashes in 1945 and 1948 near Los Alamos suggest a link to nuclear activity.

Crop circles fascinate with their patterns and possible extraterrestrial origin.

Three alien abduction cases in the U.S. provide testimony and evidence.

A secret alien-human collaboration in postwar Italy points to hidden encounters.

Teotihuacan, the City of the Gods, still hides mysteries about its origin, layout, and cosmic alignments.

Claims suggest secret space programs have sent humans to Mars.

Billy Meier's UFO photos and prophecies bring him fame and controversy.

Large unidentified objects appear over Kremlin and Pentagon.

Roswell's 1947 UFO crash sparked lasting debate and claims of alien cover-up, cementing its iconic status..

Strange three-fingered mummies discovered in Nazca raise questions of alien origin..

UFO crashes in 1945 and 1948 near Los Alamos suggest a link to nuclear activity.

Crop circles fascinate with their patterns and possible extraterrestrial origin.

Three alien abduction cases in the U.S. provide testimony and evidence.

A secret alien-human collaboration in postwar Italy points to hidden encounters.

Teotihuacan, the City of the Gods, still hides mysteries about its origin, layout, and cosmic alignments.

Claims suggest secret space programs have sent humans to Mars.

Billy Meier's UFO photos and prophecies bring him fame and controversy.

Large unidentified objects appear over Kremlin and Pentagon.

Roswell's 1947 UFO crash sparked lasting debate and claims of alien cover-up, cementing its iconic status..

Strange three-fingered mummies discovered in Nazca raise questions of alien origin..

UFO crashes in 1945 and 1948 near Los Alamos suggest a link to nuclear activity.

Crop circles fascinate with their patterns and possible extraterrestrial origin.

Three alien abduction cases in the U.S. provide testimony and evidence.

A secret alien-human collaboration in postwar Italy points to hidden encounters.

Teotihuacan, the City of the Gods, still hides mysteries about its origin, layout, and cosmic alignments.

Claims suggest secret space programs have sent humans to Mars.

Billy Meier's UFO photos and prophecies bring him fame and controversy.

Large unidentified objects appear over Kremlin and Pentagon.

Roswell's 1947 UFO crash sparked lasting debate and claims of alien cover-up, cementing its iconic status..

Strange three-fingered mummies discovered in Nazca raise questions of alien origin..

UFO crashes in 1945 and 1948 near Los Alamos suggest a link to nuclear activity.

Crop circles fascinate with their patterns and possible extraterrestrial origin.

Three alien abduction cases in the U.S. provide testimony and evidence.

A secret alien-human collaboration in postwar Italy points to hidden encounters.

Teotihuacan, the City of the Gods, still hides mysteries about its origin, layout, and cosmic alignments.

Claims suggest secret space programs have sent humans to Mars.

Billy Meier's UFO photos and prophecies bring him fame and controversy.

Large unidentified objects appear over Kremlin and Pentagon.