A mysterious glowing green entity is seen in Australia's nighttime sky; footage of a twisting fire worm may confirm a local legend about a cave-dwelling super serpent.

Honour history's fashion icons in the quarter-final battle; the final five take on Audrey Hepburn's iconic little black dress; shower-curtain frocks designed by Esme Young.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Three graves are discovered on the frozen beach of an uninhabited Arctic island; the mummified corpses inside may answer a centuries-old mystery of an expedition that was literally consumed by the cannibalistic insanity of its mutinous crew.

Peek at landmarks in places where they shouldn't be; wing your way over an imperial pyramid in the Netherlands, a metal sphere in remote Russia, a lion shape carved into an English hillside and a bare swath cut through an Austrian forest.

Dealing with toxic fallout after a hot real estate market forces Jason and Alisha to buy a house without getting a home inspection; the Holmes team transforms a moldy, radon-filled eyesore into a cozy, healthy place to raise a family.

Analyze fish remains found near an angry Sumatran volcano that could suggest a new human migration route. Visit a prehistoric village smoked out by a forest fire, a collapsed kingdom in Turkey, and evidence of early Olympic sacrificial rituals.

The first mammal of the year is born.

Emotions are high as MJ delivers his custom table to an unsuspecting friend; everyone pitches in for the final push to complete the house before the big reveal.

A paradise beach in the Bahamas is transformed as the ocean simply vanishes; a woman films the silhouette of a 12-foot monster lurking in the fog.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

The U.S. gains information about space borders using unwanted battleship guns; a V2 rocket is developed from the remains of a secret Nazi base.

A paradise beach in the Bahamas is transformed as the ocean simply vanishes; a woman films the silhouette of a 12-foot monster lurking in the fog.

When strange towers of ice are found growing in a barren, water-starved desert, experts speculate why these structures have uncanny similarities to extraterrestrial formations recently discovered on Pluto's alien landscape.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

A quiz which compensates for the level of difficulty by awarding points not just for correct answers but also for interesting answers, regardless of their relevance to the original question asked.

Stephen Fry meditates on matters medieval and macabre with guests Julia Zemiro, Matt Lucas and David Mitchell.

In Orange NSW, first responders Chris and Mel have found all the cosmopolitan comforts of city living along with fresh air, big skies, open spaces and a sweet Edwardian fixer-upper called Bega.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Separate the right from the wrong, then try to figure out what's downright impossible; follow a horde of keen players as they vie for glory and a chance to unlock 10,000 pounds trapped inside the giant exclamation mark on stage.

In Orange NSW, first responders Chris and Mel have found all the cosmopolitan comforts of city living along with fresh air, big skies, open spaces and a sweet Edwardian fixer-upper called Bega.

Hunt for the root cause of atomic accidents. Examine the Windscale fire, which led to safer reactor designs; learn why swift crisis management helped in the Three Mile Island incident; and see why improper waste disposal fuelled the Kyshtym disaster.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

A paradise beach in the Bahamas is transformed as the ocean simply vanishes; a woman films the silhouette of a 12-foot monster lurking in the fog.

Get down to business with the four semifinalists, who must construct an office-staple trench coat from scratch; marvel as the sewers convert everyday cleaning items into wearable art, then transform humble boilersuits into runway-worthy masterpieces.

Examine strange relics forgotten by time. Visit a perturbing circle of stone in the Golan Heights, a mountain of headless statues in Turkey, a castle left to crumble in the Saudi Arabian desert, and a time-worn secret in the wilds of Peru.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Anak Krakatoa unexpectedly erupts, blowing away a large portion of the volcano which causes a rare volcanic/landslide tsunami.

Teams try to break speed records at the Bonneville Salt Flats.

On the island of Pohnpei in Micronesia, explorers discover ancient structures hidden beneath dense vegetation; a strange glowing forest is discovered in India; an immense tunnel system is investigated in the Brazilian jungle.

Closest encounters and first-hand experiences with abductions.

Hope struggles to save a seal for the first time.

Mike and MJ decide to go into business together to buy houses and renovate them right. But MJ is in for a surprise when he discovers Mike has already purchased their first project, then finds another investment 3.5 hours away.

A huge fizzing fireball is filmed crashing through a farmer's field; a forest that seems to be breathing; a mysterious horizontal cloud puzzles Japanese airplane passengers.

An old compound in Texas bears the scars of a violent revolution; a secret facility outside Berlin is used by a dictator to escape justice; the estate of an aristocrat becomes a stronghold for the IRA.

The history of a stretch of concrete known as Hitler's Bridge; the highest bridge in the world collapses.

A huge fizzing fireball is filmed crashing through a farmer's field; a forest that seems to be breathing; a mysterious horizontal cloud puzzles Japanese airplane passengers.

Preserved in the ice of Mexico's highest peak, a group of climbers stumble upon the bizarre, mummified remains of a man in a pinstripe business suit; experts uncover possible drug cartel connections and a plane crash shrouded in secrecy.

An old compound in Texas bears the scars of a violent revolution; a secret facility outside Berlin is used by a dictator to escape justice; the estate of an aristocrat becomes a stronghold for the IRA.

A ship blocks the most important route in global trade; a strange Scottish creature chases a mountaineer; mystery lights stalk allied pilots in Nazi Germany; determining if these are tricks of the mind or wild weather.

Face down infernos that are causing unprecedented devastation.

A Swiss mountain seems to be squirting out its insides; a moon with a halo appears and seems to trigger bizarre human behavior; glowing green geese are filmed flying over Canada.

A ship blocks the most important route in global trade; a strange Scottish creature chases a mountaineer; mystery lights stalk allied pilots in Nazi Germany; determining if these are tricks of the mind or wild weather.

Face down infernos that are causing unprecedented devastation.

Along the coastline, Zac and Darin take a deep dive into the coral reef restoration techniques supporting a vast underwater ecosystem.

Hadrian's Villa is the largest Roman palace ever constructed and demonstrates the opulent peak of Rome's ancient engineering; experts investigate secrets that could reveal the truth behind one of Rome's most enigmatic emperors.

An old compound in Texas bears the scars of a violent revolution; a secret facility outside Berlin is used by a dictator to escape justice; the estate of an aristocrat becomes a stronghold for the IRA.

A huge fizzing fireball is filmed crashing through a farmer's field; a forest that seems to be breathing; a mysterious horizontal cloud puzzles Japanese airplane passengers.

Britain's best home sewers are tested on their sewing and dressmaking skills.

Kim and Pierre's trapline expansion is well underway when a troublesome local resident threatens to derail their plans; Jon and his wife Lally brave extreme arctic conditions as they attempt to secure a supply of food.

Danielle assists her sister and brother-in-law in completing their lake house; she ends up managing the build after some unexpected circumstances occur.

Tempers reach a boiling point when the newest member questions if they can continue the journey; the group is brought together by profound words from an Elder, strengthening their connection with each other and the land.

Dig up a mysterious WW II bomber in the libyan desert, then see why the carved pillars in a turkish temple may be the world's oldest calendar; open a secret filled shrine in Jerusalem and unearth broken Iraqi bowls that have deep political meaning.

Hammerheads, Galapagos sharks, rays, and other species populate the waters of Cocos Island.

Confront objects that make no sense; spot a spinning island in an Argentinian marsh, a colossal triangle stuck in the Arizona desert, mysterious multicoloured pools across northern Ethiopia and a huge human figure hidden in the Australian outback.

The coastal metropolis of Miami faces a triple threat of crumbling limestone bedrock, ferocious superstorms and relentless rising oceans.

Paid programming.

A 10,000-gallon water tank is found to be empty after an object is spotted hovering over it; amaranth plants wilt after a saucer-shaped craft hovers above them.

A new volunteer and a raven become roommates at the rehab.

On the St. Lawrence River, MJ and Mike get a good deal on an eyesore full of asbestos, and they are forced to call in a remediation team; back at the country house, Mike and MJ find out they on the hook to replace its entire leaching field.

Weird fog blobs seems to rear up at cars on a dusty highway. A man films a vision of an angel in the clouds over Texas. And what are the skull-sized Ice eggs that suddenly appear on a beach?

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

Once-great triumphs of marine engineering now left to rust include a ship graveyard in Maryland.

Weird fog blobs seems to rear up at cars on a dusty highway. A man films a vision of an angel in the clouds over Texas. And what are the skull-sized Ice eggs that suddenly appear on a beach?

A salvage team discovers the mysterious remains of an enormous shipwreck near Cambridge Bay in the icy waters of the Canadian Arctic; experts investigate and uncover a cutting-edge vessel with links to one of the greatest polar explorers in history.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

Tackle questions about a pharaoh's untimely death at age 19; dig into the physical evidence left behind in his tomb and learn why experts haven't sorted out whether he died of natural causes, poisoning or an accident.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Three graves are discovered on the frozen beach of an uninhabited Arctic island; the mummified corpses inside may answer a centuries-old mystery of an expedition that was literally consumed by the cannibalistic insanity of its mutinous crew.

Tackle questions about a pharaoh's untimely death at age 19; dig into the physical evidence left behind in his tomb and learn why experts haven't sorted out whether he died of natural causes, poisoning or an accident.

On the island of Pohnpei in Micronesia, explorers discover ancient structures hidden beneath dense vegetation; a strange glowing forest is discovered in India; an immense tunnel system is investigated in the Brazilian jungle.

Look at a sprawling New Jersey complex that once housed a military lab targeted by Soviet spies, then examine a scarred Welsh coastline exploited for building materials. Trek to a Greek WW II disaster site and a Peruvian palace with a dark secret.

A Swiss mountain seems to be squirting out its insides; a moon with a halo appears and seems to trigger bizarre human behavior; glowing green geese are filmed flying over Canada.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

Weird fog blobs seems to rear up at cars on a dusty highway. A man films a vision of an angel in the clouds over Texas. And what are the skull-sized Ice eggs that suddenly appear on a beach?

It's Paul's favorite week in the tent, as the bakers put a global spin on pizza, roll out pain aux raisins and build an intricately layered smörgåstårta.

Take a deep dive into watery enigmas. Glide over a sunken Italian city, a unique underwater cemetery in the Florida Keys, a yellow brick road to nowhere in the depths of the South Pacific, and puzzling rocky constructions off the coast of Australia.

A dock needs a do over.

Jason helps Tom, a new cottage owner, who has an amazing shoreline but no deck to go with it; Tom's in major need of a lakefront deck to replace his five feet drop off into the water and give him a functional outdoor seating area.

History and culture permeate the 400-year-old city.

A firefighter attempts to get his picture in a calendar by becoming an exotic dancer.

A 10,000-gallon water tank is found to be empty after an object is spotted hovering over it; amaranth plants wilt after a saucer-shaped craft hovers above them.

A policeman discovers an oval-shaped object without windows or doors; a woman spots an aura of light surrounding a small tree.

The coastal metropolis of Miami faces a triple threat of crumbling limestone bedrock, ferocious superstorms and relentless rising oceans.

Something big and brown is headed to "Hope for Wildlife," but this black bear is tied up in red tape.

Mike and MJ add a partial second story to the country house; dangerous structural issues in the river house force them to take down the roof and second floor walls.

A Swiss mountain seems to be squirting out its insides; a moon with a halo appears and seems to trigger bizarre human behavior; glowing green geese are filmed flying over Canada.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

A look at disused structures that used to be at the forefront of the world's power supply, including Budapest's Kelenfold Power Station and New York's Wardenclyffe Tower.

A Swiss mountain seems to be squirting out its insides; a moon with a halo appears and seems to trigger bizarre human behavior; glowing green geese are filmed flying over Canada.

Mountain climbers in California find the body of a U.S. Army soldier; strange bundles of canvas and wood are discovered on an Alaskan mountain; volcanic glass is found in an unexpected place; a vital World War II weather station is uncovered.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

Guests include Cher, Michael Fassbender, Keira Knightley, Josh Brolin and Jalen Ngonda.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

A quiz which compensates for the level of difficulty by awarding points not just for correct answers but also for interesting answers, regardless of their relevance to the original question asked.

Stephen Fry meditates on matters medieval and macabre with guests Julia Zemiro, Matt Lucas and David Mitchell.

Guests include Cher, Michael Fassbender, Keira Knightley, Josh Brolin and Jalen Ngonda.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

A quiz which compensates for the level of difficulty by awarding points not just for correct answers but also for interesting answers, regardless of their relevance to the original question asked.

Stephen Fry meditates on matters medieval and macabre with guests Julia Zemiro, Matt Lucas and David Mitchell.

Separate the right from the wrong, then try to figure out what's downright impossible; follow a horde of keen players as they vie for glory and a chance to unlock 10,000 pounds trapped inside the giant exclamation mark on stage.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

A Swiss mountain seems to be squirting out its insides; a moon with a halo appears and seems to trigger bizarre human behavior; glowing green geese are filmed flying over Canada.

The bakers feel the stress of crafting decadent desserts as they take on steamed pudding, lemon meringue pie and mousse.

Tackle questions about a pharaoh's untimely death at age 19; dig into the physical evidence left behind in his tomb and learn why experts haven't sorted out whether he died of natural causes, poisoning or an accident.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Three graves are discovered on the frozen beach of an uninhabited Arctic island; the mummified corpses inside may answer a centuries-old mystery of an expedition that was literally consumed by the cannibalistic insanity of its mutinous crew.

Psychedelic swirls in the Utah wastelands; a bizarre configuration of circles in the Sahara; hidden lines with the help of a drone; a remote polka-dot lake in Canada.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Three graves are discovered on the frozen beach of an uninhabited Arctic island; the mummified corpses inside may answer a centuries-old mystery of an expedition that was literally consumed by the cannibalistic insanity of its mutinous crew.

Tackle questions about a pharaoh's untimely death at age 19; dig into the physical evidence left behind in his tomb and learn why experts haven't sorted out whether he died of natural causes, poisoning or an accident.

Guests include Cher, Michael Fassbender, Keira Knightley, Josh Brolin and Jalen Ngonda.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Stephen Fry goes looking for monsters with Sara Pascoe, Josh Widdicombe, Phill Jupitus and Alan Davies.

Stephen Fry discusses a messy mixture of M-themed matters with Sarah Millican, Eddie Kadi, Noel Fielding, and Alan Davies.

Separate the right from the wrong, then try to figure out what's downright impossible; follow a horde of keen players as they vie for glory and a chance to unlock 10,000 pounds trapped inside the giant exclamation mark on stage.

Honour history's fashion icons in the quarter-final battle; the final five take on Audrey Hepburn's iconic little black dress; shower-curtain frocks designed by Esme Young.

Get down to business with the four semifinalists, who must construct an office-staple trench coat from scratch; marvel as the sewers convert everyday cleaning items into wearable art, then transform humble boilersuits into runway-worthy masterpieces.

Separate the right from the wrong, then try to figure out what's downright impossible; follow a horde of keen players as they vie for glory and a chance to unlock 10,000 pounds trapped inside the giant exclamation mark on stage.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Face down infernos that are causing unprecedented devastation.

A ship blocks the most important route in global trade; a strange Scottish creature chases a mountaineer; mystery lights stalk allied pilots in Nazi Germany; determining if these are tricks of the mind or wild weather.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

In Orange NSW, first responders Chris and Mel have found all the cosmopolitan comforts of city living along with fresh air, big skies, open spaces and a sweet Edwardian fixer-upper called Bega.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Stephen Fry goes looking for monsters with Sara Pascoe, Josh Widdicombe, Phill Jupitus and Alan Davies.

Stephen Fry discusses a messy mixture of M-themed matters with Sarah Millican, Eddie Kadi, Noel Fielding, and Alan Davies.

Separate the right from the wrong, then try to figure out what's downright impossible; follow a horde of keen players as they vie for glory and a chance to unlock 10,000 pounds trapped inside the giant exclamation mark on stage.

Stephen Fry goes looking for monsters with Sara Pascoe, Josh Widdicombe, Phill Jupitus and Alan Davies.

Stephen Fry discusses a messy mixture of M-themed matters with Sarah Millican, Eddie Kadi, Noel Fielding, and Alan Davies.

Anak Krakatoa unexpectedly erupts, blowing away a large portion of the volcano which causes a rare volcanic/landslide tsunami.

Follow Hope Swinimer and her team as they rescue, treat, and release injured and orphaned wildlife.

Tower over amazing metropolises. Learn why an important urban centre is sinking toward oblivion, soar over sprawling ruins buried under Saharan sands, learn the modern secret of an ancient fortress, and eye a ghost town on the edge of the Gobi.

The coastal metropolis of Miami faces a triple threat of crumbling limestone bedrock, ferocious superstorms and relentless rising oceans.

A man observes a saucer-shaped object in a lagoon; an unusual light in a field causes the driver to veer off the road.

A star lands in France, emitting solid beams of light; Belgian police officers follow a triangular craft that shoots out that are red balls of light.

On the island of Pohnpei in Micronesia, explorers discover ancient structures hidden beneath dense vegetation; a strange glowing forest is discovered in India; an immense tunnel system is investigated in the Brazilian jungle.

Along the coastline, Zac and Darin take a deep dive into the coral reef restoration techniques supporting a vast underwater ecosystem.

A castle-like building in Washington State that fueled an American treasure hunt; the Southern US site of a murder that ushered in a new era; exploration of an unlikely beacon of progress in a rough Wyoming mining town.

Using all-natural ingredients, the mixologists pair up to construct botanical cocktails as industry pioneer Dale DeGroff joins the judges.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

In Orange NSW, first responders Chris and Mel have found all the cosmopolitan comforts of city living along with fresh air, big skies, open spaces and a sweet Edwardian fixer-upper called Bega.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Alaskans embrace the flowing waters and returning wildlife of spring.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

A London tunnel complex from World War II and a New Jersey aviation disaster site are explored; the tour includes a former English industrial center and an Italian forest with unmarked graves.

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.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

A London tunnel complex from World War II and a New Jersey aviation disaster site are explored; the tour includes a former English industrial center and an Italian forest with unmarked graves.

Along the coastline, Zac and Darin take a deep dive into the coral reef restoration techniques supporting a vast underwater ecosystem.

Face down infernos that are causing unprecedented devastation.

Tackle questions about a pharaoh's untimely death at age 19; dig into the physical evidence left behind in his tomb and learn why experts haven't sorted out whether he died of natural causes, poisoning or an accident.

Alaskans embrace the flowing waters and returning wildlife of spring.

A ship blocks the most important route in global trade; a strange Scottish creature chases a mountaineer; mystery lights stalk allied pilots in Nazi Germany; determining if these are tricks of the mind or wild weather.

Counting down to the annual deer release, which could get shut down if a government inspection doesn't go according to plan; the staff scramble to help a hawk with a broken beak and vaccinate the raccoon unit against a potentially deadly virus.

Follow Hope Swinimer and her team as they rescue, treat, and release injured and orphaned wildlife.

Follow Hope Swinimer and her team as they rescue, treat, and release injured and orphaned wildlife.

A seal contracts a mysterious illness.

Many fawns are in need of help.

Brenda and Peter have two young daughters and love their Minneapolis neighborhood, but they've outgrown their home, and they need Mike's expertise as they view the new houses they're considering, hoping to pick the best home for their family.

Paid programming.

The rehab is flooded with orphaned seals, with some frozen solid in ice.

Hope puts everything on the line to save an orphaned black bear cub; two bobcats are ready for release, but they won't go easy.

When a great horned owl arrives covered in oil, Doctor Sherri must put it through a terrifying, life-saving procedure; boxes of young foxes need help and attention.

Hope's team struggles to help two rescued harp seals learn the natural behaviors they will need to survive in the wild.

When a tiny piece of trash ruins a raccoon's life, Doctor Jessica cuts it free, but Hope faces tough decisions about its future; a volunteer plunges in to save an injured goose.

When a tiny fawn gets hit by a car, Doctor Jessica must splint its broken leg or it will never return to the wild; a mother porcupine arrives with baby in tow and both need life-saving attention for a parasitic infection.

Just as Hope is scrambling to get ready for her busiest day of the year, the government decides to seize the bear cub Hope's worked so hard to save.

When a Category 2 hurricane slams straight into the rehab, Hope and her team struggle to protect their patients in the middle of the raging storm.

Counting down to the annual deer release, which could get shut down if a government inspection doesn't go according to plan; the staff scramble to help a hawk with a broken beak and vaccinate the raccoon unit against a potentially deadly virus.

Follow Hope Swinimer and her team as they rescue, treat, and release injured and orphaned wildlife.

Follow Hope Swinimer and her team as they rescue, treat, and release injured and orphaned wildlife.

Chase down a weasel and her tiny kittens who have gone AWOL at the rehab. Hold your breath as Dr. Mikaela performs a rare medical procedure on a raccoon's injured tail, then meet Hope's new otter friend and the tiniest beaver the team has ever seen.

Scramble as the staff tries to find a place for each of the orphaned skunks, raccoons, and groundhogs that are streaming through the rehab's doors. Then deal with the deadly side of spring as the team tries to save a hare wounded by a weed whacker.

Observe a pair of white, piebald fawns that pose a big rehab challenge. Check out an albino skunk displaced by flash floods, see Dr. Mikaela race to save a parasite-infected chipmunk, and monitor a groundhog fighting for its life after a dog attack.

Deal with heartbreaking cases, including a bald eagle that has mysteriously lost its ability to fly. Watch over a chilled fawn that won't eat, a hummingbird with dangerously sticky wings, and a snapping turtle that got caught in a city reservoir.

Cope with injuries caused by human neglect and malice, including a gull that ate a metal shard and animals shot by pellet guns. Celebrate the recovery of two foxes with avian flu and witness the joyous release of 12 robins and a snapping turtle.

A photographer snaps into action to save a turkey vulture's life after it gets trapped under a seal carcass.

When a worldwide pandemic cripples the rehab, wildlife emergencies keep coming in: a bobcat that's been shot, and a massive adult seal; Hope's down to a skeleton crew as critical team members go into quarantine.

A warmer planet creates drier conditions and increasing lightning activity, causing catastrophic wildfires and other anomalies like "firenadoes"; megastorm events occur in California and Alberta, Canada.

The Holmes team surprises superfan Michael, who has autism, with news that he's part of the crew; his family gets a life-changing upgrade that will open up their tired bungalow and give them more room for living.

Dealing with toxic fallout after a hot real estate market forces Jason and Alisha to buy a house without getting a home inspection; the Holmes team transforms a moldy, radon-filled eyesore into a cozy, healthy place to raise a family.

Ten bakers arrive in the white baking tent to face the first challenge.

The bakers take on three challenges for bread week.

The remaining eight bakers face a series of sweet challenges during dessert week.

Using all-natural ingredients, the mixologists pair up to construct botanical cocktails as industry pioneer Dale DeGroff joins the judges.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

A thrilling battle of brainpower as four contestants pit their wits against The Chaser.

A thrilling battle of brainpower as four contestants pit their wits against The Chaser.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Stephen Fry mixes and matches a medley of M-subjects with guests Jo Brand and James Acaster.

Stephen Fry corrects some misconceptions with Sue Perkins, Sara Cox, Chris Addison, and Alan Davies.

Anthony Burke meets a former international model and his rock 'n' roll supergroup-connected partner as they try to turn a neglected country manor into a stylish home and function centre.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Size up answers with the contestants, who are sure they know what's right, what's wrong and what's impossible; battle through three mind-bending rounds of competition and see if someone cracks the 10,000-pound question.

Anthony Burke meets a former international model and his rock 'n' roll supergroup-connected partner as they try to turn a neglected country manor into a stylish home and function centre.

Size up answers with the contestants, who are sure they know what's right, what's wrong and what's impossible; battle through three mind-bending rounds of competition and see if someone cracks the 10,000-pound question.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

Take a deep dive into watery enigmas; glide over a sunken Italian city; a unique underwater cemetery in the Florida Keys; a yellow brick road to nowhere in the depths of the North Pacific; puzzling rocky constructions off the coast of Australia.

Take a deep dive into watery enigmas; glide over a sunken Italian city; a unique underwater cemetery in the Florida Keys; a yellow brick road to nowhere in the depths of the North Pacific; puzzling rocky constructions off the coast of Australia.

Brenda and Peter have two young daughters and love their Minneapolis neighborhood, but they've outgrown their home, and they need Mike's expertise as they view the new houses they're considering, hoping to pick the best home for their family.

Six astronauts try to produce the most detailed 3-D images of Earth aboard the Space Shuttle Endeavour.

Night after night, Lyle Lovett and his 14 member band keep the show sizzling.

The top seven candidates prepare homegrown classics.

The bakers are challenged to re-create popular British desserts.

The remaining bakers celebrate the holiday season with three challenges.

In teams of three, the contestants develop drinks from gin, bourbon, and rum for a 1920s-themed challenge; guests at a cocktail party decide their fate.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Featuring Claudia Winkleman trading quips with Chris Pratt, Saoirse-Monica Jackson, Rob Beckett, Toby Jones and Rachel Chinouriri.

A compilation of highlights from the series, featuring a host of stars, including Demi Moore, Timothée Chalamet, Cher, Denzel Washington, Nicole Kidman and many more.

A special New Year's edition of the BAFTA-award-winning talk show; a hilarious host, sparkling celebrities, cracking conversation, eager audience, marvelous music and, of course, silly stories from the infamous Red Chair.

Size up answers with the contestants, who are sure they know what's right, what's wrong and what's impossible; battle through three mind-bending rounds of competition and see if someone cracks the 10,000-pound question.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

A ship is found abandoned but undamaged in the middle of the ocean; a mysterious glowing orb chases locals down a railway track in Arkansas; Amelia Earhart vanishes on her pioneering round-the-world trip.

Delve into the chaos that avalanches, glaciers and endless snow and ice cause.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

A ship is found abandoned but undamaged in the middle of the ocean; a mysterious glowing orb chases locals down a railway track in Arkansas; Amelia Earhart vanishes on her pioneering round-the-world trip.

Delve into the chaos that avalanches, glaciers and endless snow and ice cause.

Featuring Claudia Winkleman trading quips with Chris Pratt, Saoirse-Monica Jackson, Rob Beckett, Toby Jones and Rachel Chinouriri.

A compilation of highlights from the series, featuring a host of stars, including Demi Moore, Timothée Chalamet, Cher, Denzel Washington, Nicole Kidman and many more.

A special New Year's edition of the BAFTA-award-winning talk show; a hilarious host, sparkling celebrities, cracking conversation, eager audience, marvelous music and, of course, silly stories from the infamous Red Chair.

Examine strange relics forgotten by time; visit a perturbing circle of stone in the Golan Heights; a mountain of headless statues in Turkey; a castle left to crumble in the Saudi Arabian desert; a time-worn secret in the wilds of Peru.

Confront objects that make no sense; spot a spinning island in an Argentinian marsh, a colossal triangle stuck in the Arizona desert, mysterious multicoloured pools across northern Ethiopia and a huge human figure hidden in the Australian outback.

Keith and Michelle have a limited budget.

After moving from Austria to the U.S., a father, mother and daughter search for a home with a classic California beach view.

An inside look at the Kellog's NASCAR racing team, with pro driver Kyle Bush.

Margot, Matty, Billy, Emile and Gilbert begin work on their new northern homesteads.

The remaining four bakers face three challenges during French Patisserie Week.

The top three bakers go for broke in an exciting, intense finale; looking at elegant mini mousse cakes, exquisite pear charlottes, and multi-tiered wedding cakes before one big winner is named Canada's top baker.

Paid programming.

Sisters Michelle and Sonia run Miracles Outreach to house girls who have aged out of the foster program, and they need a new house and Mike's help; Mike assesses their prospective houses to help them find a home that is worth their investment.

Eight mixologists create cocktails inspired by delicious desserts; Gonzo Jimenez adds his expertise.

Size up answers with the contestants, who are sure they know what's right, what's wrong and what's impossible; battle through three mind-bending rounds of competition and see if someone cracks the 10,000-pound question.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

A thrilling battle of brainpower as four contestants pit their wits against The Chaser.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Will Kirk and Christina Trevanion take their mobile auction house on the road.