An arid desert is engulfed with swirling waters and powerful vortices; a bizarre purple blob appears over a paradise island.

Twelve new sewers whip up classics with a twist; they put together a brainteaser of a top, transform the office uniform (a pencil skirt and blouse) into a personal style statement and tailor a dress with cut-out details.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

A defenestrated kitty needs a new home, a cat named Bella has mouth issues which may or may not be cancer, and Dr. Savannah takes a trip to the Siksika first nation to run a spay/neuter clinic to help control the pet population.

A cat named Louis requires major leg surgery, a Kunekune pig named Crumbfoot needs emergency X-rays, and Savannah heads out to conduct a wild horse study, looking at how horses treat their own parasites through a process known as Zoopharmacognosy.

In the tropical lowlands of Northern Colombia, a team of scientists discover a massive, unidentified animal vertebra; dozens of jars packed with bones are uncovered in Cambodia; a strange rusted vehicle is found on the small island of Peleliu.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

Cousins Billy and John Smith encounter a massive ship triple the size of a football stadium; guards at Malmstrom Air Force Base in Montana spot an unidentified object overhead.

Several dozen witnesses in Pennsylvania reported seeing a fiery object fall through the sky and land in nearby woods; hundreds of people stargazing in Phoenix, Arizona witness strange lights flying in a V-formation.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

Hope and Allison look to gain more experience with pelicans by heading to southern California.

Check in with the Holmes team as they make upgrades to Linda and Stuart's home that will help Linda get back to life after a surprise leg amputation. Feel the relief as they create wheelchair-accessible spaces and remove barriers to her independence.

A powerful, twisting tornado appears beneath the ocean; frozen lizards littering the streets.

Exploring the drug-war front lines in Panama and an Alpine utopia with a dark past; visiting Poland for a peek inside a revolutionary prison; getting close to a Tunisian monument.

Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

A powerful, twisting tornado appears beneath the ocean; frozen lizards littering the streets.

Scientists, historians and archeologists attempt to unravel mysteries of history.

Exploring the drug-war front lines in Panama and an Alpine utopia with a dark past; visiting Poland for a peek inside a revolutionary prison; getting close to a Tunisian monument.

Kate Winslet talking about playing the WW2 photo-journalist Lee Miller in the biopic Lee; Dwayne Johnson and Lucy Liu get together in comedy action adventure Red One; and music superstar Jennifer Lopez starring in heartfelt sports drama Unstoppable.

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

Stephen Fry mulls over medical matters with Lucy Porter, Ross Noble, Matt Lucas and Alan Davies.

Stephen Fry marshals miscellaneous military matters with Sheila Hancock, Jimmy Carr, Jeremy Clarkson and Alan Davies.

Kate Winslet talking about playing the WW2 photo-journalist Lee Miller in the biopic Lee; Dwayne Johnson and Lucy Liu get together in comedy action adventure Red One; and music superstar Jennifer Lopez starring in heartfelt sports drama Unstoppable.

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

Stephen Fry mulls over medical matters with Lucy Porter, Ross Noble, Matt Lucas and Alan Davies.

Stephen Fry marshals miscellaneous military matters with Sheila Hancock, Jimmy Carr, Jeremy Clarkson and Alan Davies.

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.

Exploring the drug-war front lines in Panama and an Alpine utopia with a dark past; visiting Poland for a peek inside a revolutionary prison; getting close to a Tunisian monument.

A powerful, twisting tornado appears beneath the ocean; frozen lizards littering the streets.

The sewers craft a stylish rucksack with complex straps and metal hardware; they construct emergency rainwear from windbreakers and make a splash with made-to-measure swimsuits.

Uncovering the mystery of the Holy Grail.

Inspect a Mongolian mass grave and learn the fate of a platoon of soldiers, then investigate a 5,000-year-old tavern in Iraq; examine an Egyptian scarab that's far from home and ancient tools that show where desert migration routes once lay.

Andrew and Kevin start their journey in Nova Scotia, Canada; they're preparing to drive their vintage RV on a summer-long, cross-Canada adventure but before they hit the road, they're retrofitting their ride to run on recycled vegetable oil.

Brothers Andrew and Kevin are crossing over Canada's longest bridge in their vintage RV, enroute to Canada's smallest province, Prince Edward Island; their cross-country journey is just getting started.

A long-forgotten network of Native American earthworks, a baffling battlefield mystery in Belgium, a mysterious blood red lake on a remote Greek island, and an eerie pink glow emulating form the middle of the Pacific Ocean.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

Experts make a chilling new discovery when they unearth a 30,000-year-old zombie virus from an icy grave; if this ancient disease is successfully resuscitated back to life, it could cause a catastrophic global calamity.

Uncovering the mystery of the Holy Grail.

Kate Winslet talking about playing the WW2 photo-journalist Lee Miller in the biopic Lee; Dwayne Johnson and Lucy Liu get together in comedy action adventure Red One; and music superstar Jennifer Lopez starring in heartfelt sports drama Unstoppable.

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

Stephen Fry masters mathematics with Sandi Toksvig, Aisling Bea, Susan Calman and Alan Davies.

Stephen Fry makes merry with marriage and mating with guests Jo Brand, Greg Davies, Bill Bailey, and Alan Davies.

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.

Magic is in the air during the quarterfinal as contestants craft biscuit card towers from gingerbread and create revealing "fault line" cakes.

With pâtisserie as their proving ground, the remaining bakers must battle it out making handbag-shaped macarons and a 3-D choux pastry centerpiece.

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.

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

Journey into the eye of some of the most destructive storms on record.

A daredevil aviator vanishes into thin air on a routine flight; A mystery blast rocks a remote island; Napoleon Bonaparte suffers a shock defeat.

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

Host Anthony Burke meets a big city couple aiming to bring a slouching country town mansion back to the burnished glory of its gold rush years.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

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

Stephen Fry masters mathematics with Sandi Toksvig, Aisling Bea, Susan Calman and Alan Davies.

Stephen Fry makes merry with marriage and mating with guests Jo Brand, Greg Davies, Bill Bailey, and Alan Davies.

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.

Stephen Fry masters mathematics with Sandi Toksvig, Aisling Bea, Susan Calman and Alan Davies.

Stephen Fry makes merry with marriage and mating with guests Jo Brand, Greg Davies, Bill Bailey, and Alan Davies.

Hurricane Dorian stalls over the Bahamas in 2019 with nearly 300-kilometre-per-hour winds; discovering how hurricanes and typhoons can turn into life-saving drought busters and how technology could eventually tame them.

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.

Dive into the historical and natural secrets of the deep; explore an uninhabited concrete island, ocean spirals off the Australian coast, underwater evidence of a violent past and tracks thousands of metres below the sea's surface.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

Three people encounter a craft and later suffer radiation poisoning symptons; a metallic object that blasts off when touched.

A Japanese air crew encounters blinding lights; a sheriff's car is engulfed by a beam of light.

In the tropical lowlands of Northern Colombia, a team of scientists discover a massive, unidentified animal vertebra; dozens of jars packed with bones are uncovered in Cambodia; a strange rusted vehicle is found on the small island of Peleliu.

From Sydney to the Greater Blue Mountains, Zach and Darin meet with leading eco-warriors to learn about protected lands and habitat conservation.

Visiting a controversial natural oasis in upstate New York; spying on the classified remains of a cutting-edge government vehicle project in Colorado; exploring a doomed monument to hope in Memphis and a strange Pacific Northwest town with a secret.

For their first challenge, the mixologists step behind the bar and must reinvent the world's most requested cocktail: the margarita.

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.

Host Anthony Burke meets a big city couple aiming to bring a slouching country town mansion back to the burnished glory of its gold rush years.

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

Alaskans look to restock their food supplies as spring brings longer days.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

Revisit an isolated Peruvian prison where a notorious riot took place and see a revolutionary sanctuary in a Las Vegas park. Learn how a Paris monument became a labour nightmare, then investigate a Sicilian paradise lost in the wake of a disaster.

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.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

Revisit an isolated Peruvian prison where a notorious riot took place and see a revolutionary sanctuary in a Las Vegas park. Learn how a Paris monument became a labour nightmare, then investigate a Sicilian paradise lost in the wake of a disaster.

From Sydney to the Greater Blue Mountains, Zach and Darin meet with leading eco-warriors to learn about protected lands and habitat conservation.

Journey into the eye of some of the most destructive storms on record.

Uncovering the mystery of the Holy Grail.

Alaskans look to restock their food supplies as spring brings longer days.

A daredevil aviator vanishes into thin air on a routine flight; A mystery blast rocks a remote island; Napoleon Bonaparte suffers a shock defeat.

Becky struggles to secure a steady supply of winter water; Kim and Pierre turn their attention to harvesting big game; Jon looks to the land for some much-needed supplies; Bentley cruises the waters of Schade Lake.

A guinea pig named JT has a life-threatening tooth issue, a duck named Dick has a septic joint that needs cleaning, and Savannah and Dayle head to La Ronge, SK. to speak to a class of high schoolers and mentor the next generation of veterinarians.

An elderly dog named Layne needs tests to see if she's stable enough for surgery, a cow suffers from a prolapsed uterus, and Lil shows up with a couple of creatures that need the team's help before they can be released back into the wild.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

Revealing the truth behind the planet's ancient legends; touring an island covered in polar bears, twin craters in Greece, peeking at a supervolcano hidden under Yellowstone Park and examining an ocean formation that's eerily similar to Atlantis.

Students in Australia witness a saucer-shaped object touch down; a man's car and cell phone stop working when a cigar-shaped object passes overhead.

A teen views a mushroom-shaped object that leaves a glowing ring on the ground; police officers witness a large triangular object.

A guinea pig named JT has a life-threatening tooth issue, a duck named Dick has a septic joint that needs cleaning, and Savannah and Dayle head to La Ronge, SK. to speak to a class of high schoolers and mentor the next generation of veterinarians.

Paid programming.

Hope learns all she can from a birds of prey rehab.

Celebrate with Rachael and Robin as the Holmes team reworks their new bungalow to make life brighter for their daughter, Bree, who was born with trisomy 13. Check out this three-year-old survivor's first-ever bedroom and tons of accessible features.

Satellite images of violent vortexes above a volcanic island; a man films a dazzling heavenly vision over suburban rooftops.

Meeting the people who designed amazing engineering projects and those that help revive them.

Experts study what caused Kegworth air disaster in 1989 and the tragic Concorde crash in 2000; examine what were the consequences and how they could have been avoided.

Satellite images of violent vortexes above a volcanic island; a man films a dazzling heavenly vision over suburban rooftops.

Scientists, historians and archeologists attempt to unravel mysteries of history.

Meeting the people who designed amazing engineering projects and those that help revive them.

A holiday cruise ship sails into a hurricane, terrifying 4,000 passengers as their cabins are plunged underwater.

On March 3, 2020, a super cell makes it way across Kentucky and sets its sights on Tennessee; that night, 10 tornados ranging from EF0 to EF4 touched down in Tennessee, leaving approximately $1.6 billion in damage and taking 25 lives.

Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

Using cutting-edge CGI, archive footage and expert interviews, examine mysterious curiosities that have been uncovered by extreme weather and calamitous incidents.

A holiday cruise ship sails into a hurricane, terrifying 4,000 passengers as their cabins are plunged underwater.

On March 3, 2020, a super cell makes it way across Kentucky and sets its sights on Tennessee; that night, 10 tornados ranging from EF0 to EF4 touched down in Tennessee, leaving approximately $1.6 billion in damage and taking 25 lives.

Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

Meeting the people who designed amazing engineering projects and those that help revive them.

Satellite images of violent vortexes above a volcanic island; a man films a dazzling heavenly vision over suburban rooftops.

Exploring West African fashion when designer Banke Kuku visits the sewing room.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

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

After a 2,500-year-old mummy is discovered in Siberia, locals report strange, cataclysmic events that point to an ancient curse; using cutting-edge archaeology, experts reveal who this person was and if they've unleashed something sinister.

Walking among colossal wonders scattered across the Earth's surface, including an ancient reptile skeleton, a massive head carving in the Alberta badlands, a giant South African footprint and a pentagram etched into a remote peninsula in Kazakhstan.

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.

Using cutting-edge CGI, archive footage and expert interviews, examine mysterious curiosities that have been uncovered by extreme weather and calamitous incidents.

Gators, tortoises and stunning seabirds of southwest Florida.

When Mike helps his son, MJ, renovate his tiny bungalow, MJ's modest renovation plans are turned upside down by his father's ambitious plans to gut the house and add a second story.

A twisting swarm of menacing aerial creatures glides above the suburbs; bizarrely parting seas suggest connections to ancient legends; a volcano produces deadly hair-like fibers.

Inspect a decaying New Jersey facility that was a powder keg of injustice, then tour a Polish imperial bastion turned movie set. Visit an English country retreat that harboured radical fugitives and a Namibian outpost funded by desert treasures.

Experts examine how engineering failures allowed Hurricane Katrina to devastate New Orleans and cause the collapse of the Tacoma Narrows Bridge.

A twisting swarm of menacing aerial creatures glides above the suburbs; bizarrely parting seas suggest connections to ancient legends; a volcano produces deadly hair-like fibers.

A frozen lake deep in the Himalayas melts once a year to expose hundreds of human bones and a centuries-old mystery of astonishing carnage; leaving experts to speculate if it was a single catastrophic event or something much more sinister.

Inspect a decaying New Jersey facility that was a powder keg of injustice, then tour a Polish imperial bastion turned movie set. Visit an English country retreat that harboured radical fugitives and a Namibian outpost funded by desert treasures.

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

Stephen Fry muddles through the middle show with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Stephen Fry conjures up some seasonal merriment with Jenny Eclair, Johnny Vegas, Bill Bailey and Alan Davies.

Host Anthony Burke joins a young couple, Steph and Paul, as they set out bravely and optimistically to write a happy, luxe new chapter for a storied 150-year-old Melbourne institution.

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

Say goodbye to this group of players, who are ready for a last shot at the cash.

Host Anthony Burke joins a young couple, Steph and Paul, as they set out bravely and optimistically to write a happy, luxe new chapter for a storied 150-year-old Melbourne institution.

Unraveling the intricate details of high-profile accidents, from structural collapses to technological failures using cutting-edge 3D animation and CGI to get inside the disaster and identify what went wrong, how and when..

Inspect a decaying New Jersey facility that was a powder keg of injustice, then tour a Polish imperial bastion turned movie set. Visit an English country retreat that harboured radical fugitives and a Namibian outpost funded by desert treasures.

A twisting swarm of menacing aerial creatures glides above the suburbs; bizarrely parting seas suggest connections to ancient legends; a volcano produces deadly hair-like fibers.

The sewers try out a no-waste pants pattern, then applaud as they turn a mountain of scrap tote bags and second-hand crochet blankets into unique creations.

Traipsing along ancient pathways criss-crossing Easter Island; finding gigantic designs carved into Asia's Eastern Steppe; ascending a tall pyramid rising from Antarctica's icy landscape.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Experiencing the 2017 Mexico City earthquake; uncovering the mystery of the Oklahoma frack quakes; how tremor-proof construction could cause the destructive events; how an earthquake revealed a history-changing room.

Traipsing along ancient pathways criss-crossing Easter Island; finding gigantic designs carved into Asia's Eastern Steppe; ascending a tall pyramid rising from Antarctica's icy landscape.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

When a person's day job involves the oversight of missile silos, nuclear facilities or a military base, the last complication they want to deal with is a close encounter with a UFO; here, an already frightening phenomenon turns positively chilling.

Hope and Barry travel to Texas where not everyone agrees on how to help wildlife.

Cracks in the foundation put a dent in MJ's hot tub dreams; while the second floor walls go up, the house is exposed, and MJ decides not to shield the house before a heavy rain, dampening both Mike's mood and the wood beneath his feet.

A devastating river of mud and rocks threatens a sleepy mountain valley; bizarre patterns beneath a frozen river may be strange morphing creatures; a jellyfish-shaped cloud may be a sign of dangerous weather to come.

A Polish castle becomes entwined in the hunt for lost Nazi treasure, the heir of an American business tycoon gets caught in a web of controversy, and an Irish estate is embroiled in a fight for freedom.

Experts examine the devastating collapse of the Rana Plaza factory in Bangladesh and of the Morandi bridge in Genoa, Italy; investigating how the disasters could have been avoided.

A devastating river of mud and rocks threatens a sleepy mountain valley; bizarre patterns beneath a frozen river may be strange morphing creatures; a jellyfish-shaped cloud may be a sign of dangerous weather to come.

A top-secret military base hidden deep in the ice beyond the Arctic Circle is one of the Cold War's most elaborate cover-ups; recently declassified documents reveal its deadly purpose; the threat it might still pose to all humankind.

A Polish castle becomes entwined in the hunt for lost Nazi treasure, the heir of an American business tycoon gets caught in a web of controversy, and an Irish estate is embroiled in a fight for freedom.

A young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

Unravel the secrets of tornado formation and hear survivors' harrowing stories.

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 young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

Unravel the secrets of tornado formation and hear survivors' harrowing stories.

Zac and Darin get down and dirty as they explore a natural approach to farming through regenerative agriculture and organic food production.

When Pompeii was destroyed by an apocalyptic volcano in 79 AD, another Roman town was destroyed as well; experts use cutting-edge tech to investigate the secrets of Vesuvius' second victim.

A Polish castle becomes entwined in the hunt for lost Nazi treasure, the heir of an American business tycoon gets caught in a web of controversy, and an Irish estate is embroiled in a fight for freedom.

A devastating river of mud and rocks threatens a sleepy mountain valley; bizarre patterns beneath a frozen river may be strange morphing creatures; a jellyfish-shaped cloud may be a sign of dangerous weather to come.

The remaining sewers tackle three challenges inspired by the world of art; Sara reveals they must make a skirt inspired by the modernist movement.

Kim and Pierre redouble their efforts to harvest a moose; Becky pushes herself to the limit for her dogs; Bentley and his father build a summer runway for their plane; Jon and his two sons look to the past to help them build for their future.

Thrilled with a much-needed gift and lesson from local Elders, the group prepares and enjoys a meal of wild squirrel before catastrophe hits the camp.

Now only four, heavy rains threaten end the journey for more.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Exploring some of the most cavernous places on the planet, including an expansive Siberian crater with no explainable origin, Greenland's bizarre black holes, an ancient forbidden well in the Yemeni desert, and a voluminous void in Antarctica.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

Paid programming.

Students in Australia witness a saucer-shaped object touch down; a man's car and cell phone stop working when a cigar-shaped object passes overhead.

Traveling to San Diego, Hope and Allison look to learn how to handle huge caseloads and dangerous animals.

Construction goes smoothly while Mike and MJ work side by side; when Mike is forced to leave the job site, MJ makes some important structural decisions without his father.

Flammable snow could be an international danger; black smoke with a mind of its own; a giant red dome that appears to defy the laws of physics.

Meeting the people who designed amazing engineering projects and those that help revive them.

Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

Flammable snow could be an international danger; black smoke with a mind of its own; a giant red dome that appears to defy the laws of physics.

Experts make a chilling new discovery when they unearth a 30,000-year-old zombie virus from an icy grave; if this ancient disease is successfully resuscitated back to life, it could cause a catastrophic global calamity.

Meeting the people who designed amazing engineering projects and those that help revive them.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

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

After a 2,500-year-old mummy is discovered in Siberia, locals report strange, cataclysmic events that point to an ancient curse; using cutting-edge archaeology, experts reveal who this person was and if they've unleashed something sinister.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

Revisit an isolated Peruvian prison where a notorious riot took place and see a revolutionary sanctuary in a Las Vegas park. Learn how a Paris monument became a labour nightmare, then investigate a Sicilian paradise lost in the wake of a disaster.

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?

Meeting the people who designed amazing engineering projects and those that help revive them.

Flammable snow could be an international danger; black smoke with a mind of its own; a giant red dome that appears to defy the laws of physics.

The seven remaining sewers play with texture, color, and embellishments to make a child's dragon dressing gown; the task requires the sewers to use a thick towelling fabric to create the dragon spikes.

A perfect circle carved around an ancient peak; a scary phenomenon in the Pacific; strange shapes in a Middle Eastern desert; a formation below the ocean's surface.

A cat named Lovebug requires emergency surgery after being shot in the leg, a Pomeranian named Cheeka has a bad cough, and Savannah and Dayle take a trip to learn some horse-handling skills from a well-known Métis expert.

Learn all about the job of Vet Techs as Brooke assists a dog named Charlie who was injured in dogfight, and Savannah treats an elderly dog who was kicked by a horse. They head to Sturgeon Lake for the community's first ever spay and neuter clinic.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

A perfect circle carved around an ancient peak; a scary phenomenon in the Pacific; strange shapes in a Middle Eastern desert; a formation below the ocean's surface.

Students in Australia witness a saucer-shaped object touch down; a man's car and cell phone stop working when a cigar-shaped object passes overhead.

A teen views a mushroom-shaped object that leaves a glowing ring on the ground; police officers witness a large triangular object.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

Incredible stories of wildlife rescue and rehabilitation.

Tensions run high as Mike and MJ engage in disagreements; MJ's nerves are frayed as he prepares to ask Lisa an important question while on a getaway; Mike takes over the job site, with some frustrating consequences for MJ.

A weird white dome appears over a valley that is famous for UFO sightings; engineers try to work out why a huge bridge collapses on a clear blue day; why square waves in the sea are a sign to get out of the water.

Looking at the Oklahoma hotel built with stolen oil money; reflecting on brutality in a Cambodian school turned chamber of horrors; spotting a Latvian telescope that spied on the West; celebrating an Italian tribute to air travel.

Trace the chain of events that led to a deadly explosion on the Deepwater Horizon rig and unleashed the largest marine oil spill in history; see the failed part that caused the NASA Challenger Space Shuttle to explode seconds after liftoff.

A weird white dome appears over a valley that is famous for UFO sightings; engineers try to work out why a huge bridge collapses on a clear blue day; why square waves in the sea are a sign to get out of the water.

After a 2,500-year-old mummy is discovered in Siberia, locals report strange, cataclysmic events that point to an ancient curse; using cutting-edge archaeology, experts reveal who this person was and if they've unleashed something sinister.

Looking at the Oklahoma hotel built with stolen oil money; reflecting on brutality in a Cambodian school turned chamber of horrors; spotting a Latvian telescope that spied on the West; celebrating an Italian tribute to air travel.

BAFTA Award-winning comedian Graham Norton hosts this long-running, eponymous talk show on which he discusses the people, trends and news stories that interest him the most. As you'd expect from a comedic talk show, Norton performs a monologue and other comedy sketches, which include eccentric stories and characters, while welcoming celebrity guests and musical performers. The hourlong program often includes madcap audience participation. The party happens in Graham's world - and you're invited.

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

Stephen Fry muddles through the middle show with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Stephen Fry conjures up some seasonal merriment with Jenny Eclair, Johnny Vegas, Bill Bailey and Alan Davies.

BAFTA Award-winning comedian Graham Norton hosts this long-running, eponymous talk show on which he discusses the people, trends and news stories that interest him the most. As you'd expect from a comedic talk show, Norton performs a monologue and other comedy sketches, which include eccentric stories and characters, while welcoming celebrity guests and musical performers. The hourlong program often includes madcap audience participation. The party happens in Graham's world - and you're invited.

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

Stephen Fry muddles through the middle show with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Stephen Fry conjures up some seasonal merriment with Jenny Eclair, Johnny Vegas, Bill Bailey and Alan Davies.

Say goodbye to this group of players, who are ready for a last shot at the cash.

Looking at the Oklahoma hotel built with stolen oil money; reflecting on brutality in a Cambodian school turned chamber of horrors; spotting a Latvian telescope that spied on the West; celebrating an Italian tribute to air travel.

A weird white dome appears over a valley that is famous for UFO sightings; engineers try to work out why a huge bridge collapses on a clear blue day; why square waves in the sea are a sign to get out of the water.

Time traveling to the '90s with cargo pants and supermodel bodycon dresses.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

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

A cast-off kiddie pool in New Brunswick has the brothers sinking their teeth into a floating bedroom; fitted out with a domed mosquito net and a drill-powered propellor, this nocturnal vessel will either be functional or not.

Brothers Andrew and Kevin's are entering Quebec, the French-speaking birthplace of the culinary marvel known as "poutine.".

Decoding the secrets of long-lost human settlements; scrutinizing a mysterious Norwegian mound, a prehistoric stone circle on the banks of the Tagus River, a lost city in the cradle of civilization and bizarre rock shapes.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

After a 2,500-year-old mummy is discovered in Siberia, locals report strange, cataclysmic events that point to an ancient curse; using cutting-edge archaeology, experts reveal who this person was and if they've unleashed something sinister.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

BAFTA Award-winning comedian Graham Norton hosts this long-running, eponymous talk show on which he discusses the people, trends and news stories that interest him the most. As you'd expect from a comedic talk show, Norton performs a monologue and other comedy sketches, which include eccentric stories and characters, while welcoming celebrity guests and musical performers. The hourlong program often includes madcap audience participation. The party happens in Graham's world - and you're invited.

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

Stephen Fry messes with the mind, with Sarah Millican, Tommy Tiernan, Josh Widdicombe, and Alan Davies.

Stephen Fry makes a meal of some M-themed food topics with Cariad Lloyd, Dermot O'Leary, Phill Jupitus, and Alan Davies.

Say goodbye to this group of players, who are ready for a last shot at the cash.

Exploring West African fashion when designer Banke Kuku visits the sewing room.

The sewers try out a no-waste pants pattern, then applaud as they turn a mountain of scrap tote bags and second-hand crochet blankets into unique creations.

Say goodbye to this group of players, who are ready for a last shot at the cash.

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

Unravel the secrets of tornado formation and hear survivors' harrowing stories.

A young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

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

Host Anthony Burke joins a young couple, Steph and Paul, as they set out bravely and optimistically to write a happy, luxe new chapter for a storied 150-year-old Melbourne institution.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

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

Stephen Fry messes with the mind, with Sarah Millican, Tommy Tiernan, Josh Widdicombe, and Alan Davies.

Stephen Fry makes a meal of some M-themed food topics with Cariad Lloyd, Dermot O'Leary, Phill Jupitus, and Alan Davies.

Say goodbye to this group of players, who are ready for a last shot at the cash.

Stephen Fry messes with the mind, with Sarah Millican, Tommy Tiernan, Josh Widdicombe, and Alan Davies.

Stephen Fry makes a meal of some M-themed food topics with Cariad Lloyd, Dermot O'Leary, Phill Jupitus, and Alan Davies.

Experiencing the 2017 Mexico City earthquake; uncovering the mystery of the Oklahoma frack quakes; how tremor-proof construction could cause the destructive events; how an earthquake revealed a history-changing room.

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

Zoom in on some otherworldly sights; spot a giant glacier on the Red Planet, let the milky seas off the coast of Java bathe your vision, ponder a huge hexagon floating above Saturn and take a spin around a doughnut-shaped lake in Saskatchewan.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

Soldiers encounter a luminous triangular-shaped craft in an English field; witnesses report a metallic object hovering over water.

A silent, orange football-shaped object is spotted over Loring Air Force Base in Maine; a Swedish farmer witnesses a crash into a lake.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

Zac and Darin get down and dirty as they explore a natural approach to farming through regenerative agriculture and organic food production.

A Montana small town branded by an infamous jailbreak; how nature trumped greed during an Alaska treasure hunt; a cultural icon from the rough side of New Orleans; the Empire State of the South.

Choosing from a diverse array of fruits, the contestants must create a sensory cocktail experience.

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.

Host Anthony Burke joins a young couple, Steph and Paul, as they set out bravely and optimistically to write a happy, luxe new chapter for a storied 150-year-old Melbourne institution.

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