National Geographic Channel

One drug can be made anywhere by anyone around the world, with meth claiming thousands of lives each year, we ask why meth is so deadly.

Elite British soldiers mount a daring rescue in a diamond-rich African trouble spot where eleven British peacekeepers and a Sierra Leone Army officer have been kidnapped.

Archaeologists are excavating the vast frontier of the Roman Empire, investigating the battle to keep it safe.

Cinematic reconstruction, analysis and expert interviews tell the story of demonic possession, witch trials and punishment 18th century Ireland.

A massive earthquake off the Indonesian coast generates a huge tsunami, creating a landfall within minutes. Caught unaware, people fight to survive.

The tsunami reaches the crowded tourist resorts of Thailand during peak season. Survivors separated by the waves search for their loved ones.

In the first leg of his 500-mile trek through the Amazon, Hazen must escape floods of the rainy season before using traditional methods of the Wai Wai people to survive.

Breakdowns and big projects consume Alaskan locals. They must use their ingenuity to overcome these challenges and survive the deadly winter months.

A Coastguard naval vessel is involved in the interception of a drug boat. Meanwhile, the crew of the helicopter is called out to perform a dangerous rescue.

The best clips from seasons 2,3, 4 and 5. Hosted by Dallas Campbell.

Survivalist Hazen Audel faces brutal limestone peaks and dark flooded caves as he seeks out a hidden village deep in the jungles of the Mekong Basin.

Hazen Audel tackles an epic survival challenge seeking out tradional musket hunters high on the Bolaven Plateau in the Mekong Basin.

Hazen Audel goes in search of giant reticulated pythons in the swamps of the Beung Kiat Ngong swamps, one of the Mekong region's great wildlife havens.

Hazen Audel faces the Mekong's wildest waters, joining daredevil fishermen in a legendary fishing challenge to complete his epic journey of survival.

In the first leg of his 500-mile trek through the Amazon, Hazen must escape floods of the rainy season before using traditional methods of the Wai Wai people to survive.

Kayakers Ben Stookesberry and Chris Korbuic went exploring rivers in Central Africa with their mentor Hendri Coetzee - Hendri never made it back.

Gerd Serrasolses reflects on a kayaking mission in which he almost drowned, sharing how it has shaped his approach to balancing risks as a new father.

Big wave surfer Justine Dupont prepares to ride some of the biggest waves of her life, but to achieve that, she has to face down fear and intense risk.

While filming in the mountains of the Grand Tetons, Wyoming, alpinist Jimmy Chin is caught in a colossal avalanche that no-one is supposed to survive.

Paul Nicklen and Cristina Mittermeier sail to the Bahamas to photograph a spectacular underwater world threatened by big oil.

Known for capturing the secrets of the natural world, Anand Varma works to photograph the miraculous development of an egg into a baby chick.

A two-kilometre grain train heads over the Rocky Mountains. Down the line, workers blast heavy snow, while a frozen switch refuses to budge.

A high-priority shipment is headed over the mountains to Alberta, but severe mud and rockslides threaten to wash out the tracks.

As the winter ice starts to thaw, rockslides wreak havoc on the CPR. Lethal rockslides threaten Canadian Pacific's longest and heaviest train.

Transporting a 210-ton reactor from Thunder Bay Ontario to Moose Jaw Saskatchewan, CP's railroad crews are pushed to the limit.

During spring repair season, a 119-car grain train faces a series of obstacles as it journeys through the mountains.

To celebrate Canada's 150th anniversary, a vintage luxury passenger train-the Royal Canadian Pacific-is making an historic cross-country journey.

The tomb of the First Emperor has never been opened, but now Sam Willis and his team use new technology to try to figure out what might be inside.

Three real world disasters forensically dissected. Arkansas nuclear missile explosion, sinking of the Estonia and the explosion on the oil rig Piper Alpha.

Border Patrol scans the interstate for smugglers and stops a suspect who flees arrest. CBP seizes large amounts of inbound and outbound marijuana.

May 1940 and the Nazi war machine reaches the English Channel. Hitler plans to destroy Britain's air power and land troops in southern England.

Las Vegas is an oasis of work and play, both legal and illegal. Break the law on the strip, and you're hauled into the Clark County Detention Center.

Thousands of Taliban surrender to the Northern Alliance in Afghanistan, but the prisoners taken kill one American and take control of the prison that they are held in.

Thousands of Taliban surrender to the Northern Alliance in Afghanistan, but the prisoners taken kill one American and take control of the prison that they are held in.

The tomb of the First Emperor has never been opened, but now Sam Willis and his team use new technology to try to figure out what might be inside.

Three real world disasters forensically dissected. Arkansas nuclear missile explosion, sinking of the Estonia and the explosion on the oil rig Piper Alpha.

Border Patrol scans the interstate for smugglers and stops a suspect who flees arrest. CBP seizes large amounts of inbound and outbound marijuana.

May 1940 and the Nazi war machine reaches the English Channel. Hitler plans to destroy Britain's air power and land troops in southern England.

During spring repair season, a 119-car grain train faces a series of obstacles as it journeys through the mountains.

To celebrate Canada's 150th anniversary, a vintage luxury passenger train-the Royal Canadian Pacific-is making an historic cross-country journey.

This show explores through science that most hostile of habitats - the urban jungle.

The best clips from seasons 2,3, 4 and 5. Hosted by Dallas Campbell.

'Science of Stupid' returns for a seventh series. We love to watch other people make a mess of things, preferably in spectacular fashion...

Paul Nicklen and Cristina Mittermeier sail to the Bahamas to photograph a spectacular underwater world threatened by big oil.

Known for capturing the secrets of the natural world, Anand Varma works to photograph the miraculous development of an egg into a baby chick.

We follow archaeologists hunting for Queen Cleopatra's lost tomb. A team of underwater archaeologists explore the sunken ruins of ancient Alexandria.

Along the Western edge of the Valley of the Kings lies one of the last tombs left to be excavated. Egyptologist Don Ryan conducts a forensic examination of Tomb 49.

The tomb of the First Emperor has never been opened, but now Sam Willis and his team use new technology to try to figure out what might be inside.

Gordon Ramsay travels down the Mekong River in Laos in southeast Asia on an adventure in search of culinary inspiration.

Gordon Ramsay travels to the Alaskan Panhandle in mid-winter to learn survival skills from locals and discover Alaskan cuisine.

Chef Ramsay discovers the wild landscape and wildlife of KwaZulu-Natal in South Africa to unlock the culinary secrets of the indigenous Zulu warriors.

An all-female cast of archeologists make the discovery of a century, find an amphitheater and search beneath the waves for an ancient resort.

In 79AD Pompeii was destroyed by nearby volcano Mount Vesuvius. Now, archologists are digging to uncover the dark side of the town.

Archaeologists discover evidence that sheds fresh light on the enduring appeal of Roman gladiator games - and the stars who fought in the arena.

Archaeologists excavate a buried city in Jordan, dive a sunken temple in Italy and explore Petra to shed new light on how Rome conquered the east.

Archaeologists excavate a buried shipwreck, dive ancient ports and reconstruct Roman boats to uncover how Rome ruled the seas for four centuries.

Archaeologists reveal the stunning new discovery of a Nero megastructure once thought to only exist in ancient texts and legend.

Indigenous Alaskans subsistence hunt and forage to provide food for their families.

Archaeologists are excavating the vast frontier of the Roman Empire, investigating the battle to keep it safe.

Cinematic reconstruction, analysis and expert interviews tell the story of demonic possession, witch trials and punishment 18th century Ireland.

The wave hits Sri Lanka. As tragedy expands across the Indian Ocean, journalists race to understand the scope of what is happening and tell the world.

Indigenous Alaskans subsistence hunt and forage to provide food for their families.

Archaeologists are excavating the vast frontier of the Roman Empire, investigating the battle to keep it safe.

Cinematic reconstruction, analysis and expert interviews tell the story of demonic possession, witch trials and punishment 18th century Ireland.

The wave hits Sri Lanka. As tragedy expands across the Indian Ocean, journalists race to understand the scope of what is happening and tell the world.

Archaeologists excavate a buried shipwreck, dive ancient ports and reconstruct Roman boats to uncover how Rome ruled the seas for four centuries.

Archaeologists reveal the stunning new discovery of a Nero megastructure once thought to only exist in ancient texts and legend.

In this episode we learn the science behind the fails when driving tracked vehicles, jumping down stairs on unicycles, and getting into kayaks.

In this episode we learn the science behind the fails when driving through snow and cycling around velodromes, as well as the terrifying effect of a malfunctioning power line.

We learn how many ways there are to injure and humiliate yourself when having a food fight, diving from a swimming pool springboard, or ramp jumping on a skateboard.

Discover how ghanoush, flaky apple strudel, and creamy ranch dressing get to the masses.

Discover how chocolaty cherry cordials, warm and spicy mulled apple cider, fresh and delicious four-bean medley, and decadent turtle cheesecake get to the masses.

In the first leg of his 500-mile trek through the Amazon, Hazen must escape floods of the rainy season before using traditional methods of the Wai Wai people to survive.

Breakdowns and big projects consume Alaskan locals. They must use their ingenuity to overcome these challenges and survive the deadly winter months.

From a buried film set to a WWI Navy ship and old fishing barge, we discover the role that these ruins played in Hollywood movie-making history.

A Coastguard naval vessel is involved in the interception of a drug boat. Meanwhile, the crew of the helicopter is called out to perform a dangerous rescue.

The simplest mistakes are at the heart of some of the worst airline accidents.

Uncovered clues from a famous Montana battleground, a 19th-century steamboat, and a frontier ghost town reveal surprising truths about the Wild West.

Discover how rich and creamy eggnog, sweet chocolate Santas, fruity nutty Christmas cake, and scrumptiously spicy gingerbread houses get to the masses.

Discover how crumbly shortbread cookies, moist and creamy Yule logs, crunchy minty chocolate bark, and sweet and sour candy canes with a twist get to the masses.

In this episode we learn all about icebergs, the many ways to hurt yourself jumping off a pier, and what to watch out for the next time you are biking over a teeter totter.

In this engineering special we discover the secrets behind explosive demolitions, exactly how dams work, and what you need to look out for when operating a ladder.

Archaeologists are excavating the vast frontier of the Roman Empire, investigating the battle to keep it safe.

Cinematic reconstruction, analysis and expert interviews tell the story of demonic possession, witch trials and punishment 18th century Ireland.

In the second leg of his Amazon challenge, Hazen joins the Wapishana cowboys in a cattle drive before facing giant anaconda, venomous rattlesnakes and a dangerous river.

The next generation push through life threatening challenges to survive off what the land provides.

A naval vessel is involved in two thrilling interceptions of drug boats. Meanwhile, the helicopter crew attempts a rescue of a mysterious man at sea.

Facing deadly tragedies that could have been avoided, investigators comb through the wreckage of three separate mid-air collisions.

Alaska Natives navigate the waters around them to find food using techniques passed down for generations.

A long, dark winter forever changes the paths of the youngbloods and sourdoughs of Port Protection.

This episode examines excavations in Los Angeles' La Brea Tar Pits that could help to solve the mystery of how the sabre-tooth tiger hunted its prey.

1942, Japan has captured oil rich Burma to secure its growing empire's future. But with its navy decimated at the Battle of Midway it needs a new supply route.

At the Clark County Detention Center, inmates enter the jail high, mentally ill or both. These inmates are the jail's problem and responsibility.

Terrorists storm a Moscow theatre demanding the end of the Chechen war, but the rescue plan goes tragically wrong as dozens of hostages die. What happened?

Alaska Natives navigate the waters around them to find food using techniques passed down for generations.

A long, dark winter forever changes the paths of the youngbloods and sourdoughs of Port Protection.

This episode examines excavations in Los Angeles' La Brea Tar Pits that could help to solve the mystery of how the sabre-tooth tiger hunted its prey.

1942, Japan has captured oil rich Burma to secure its growing empire's future. But with its navy decimated at the Battle of Midway it needs a new supply route.

In the second leg of his Amazon challenge, Hazen joins the Wapishana cowboys in a cattle drive before facing giant anaconda, venomous rattlesnakes and a dangerous river.

The next generation push through life threatening challenges to survive off what the land provides.

A naval vessel is involved in two thrilling interceptions of drug boats. Meanwhile, the helicopter crew attempts a rescue of a mysterious man at sea.

We learn just how many ways there are to injure and humiliate yourself when skiing, operating a digger, or attempting stunts on a motorbike.

In this episode we learn just how many ways there are to embarrass, injure and humiliate yourself while doing a flip from a bridge, snowboarding, or testing your strength in a tug of war.

Discover how rich and creamy eggnog, sweet chocolate Santas, fruity nutty Christmas cake, and scrumptiously spicy gingerbread houses get to the masses.

Discover how crumbly shortbread cookies, moist and creamy Yule logs, crunchy minty chocolate bark, and sweet and sour candy canes with a twist get to the masses.

In the second leg of his Amazon challenge, Hazen joins the Wapishana cowboys in a cattle drive before facing giant anaconda, venomous rattlesnakes and a dangerous river.

The next generation push through life threatening challenges to survive off what the land provides.

Uncovered clues from a famous Montana battleground, a 19th-century steamboat, and a frontier ghost town reveal surprising truths about the Wild West.

A naval vessel is involved in two thrilling interceptions of drug boats. Meanwhile, the helicopter crew attempts a rescue of a mysterious man at sea.

Facing deadly tragedies that could have been avoided, investigators comb through the wreckage of three separate mid-air collisions.

Remnants of colonisation attempts, a revolutionary refugee ship, and submerged subway cars reveal hurricanes' impacts on America's past and its future.

Discover the magic of making jawbreakers, coffee, and empanadas!

Discover the magic of making baklava, candy buttons, and baby food!

In this episode we learn the science behind the snow half-pipe, the secrets behind party poppers, and how not to hurt or humiliate yourself when wrestling.

In this episode we learn the science behind hurricanes, the secrets to skiing a box rail, and how to run backwards without humiliating yourself.

Alaska Natives navigate the waters around them to find food using techniques passed down for generations.

A long, dark winter forever changes the paths of the youngbloods and sourdoughs of Port Protection.

In the third leg of his challenge, Hazen tackles the Kanuku Mountain forest using the survival skills of the locals to trap electric eels.

Survival in the Arctic hinges on pushing the limits to reach new heights at the edge of civilization.

An NH-90 naval helicopter intercepts a fleeing drug boat. Meanwhile, the Metal Shark crew attempts to save undocumented migrants from a sinking boat.

When an aircraft loses total engine power, a pilot's training can make all the difference in the world, but it's still up to investigators to determine what went wrong.

Three real world disasters forensically dissected. 3 Mile Island Nuclear meltdown, the Mont Blanc Tunnel fire and the Sampoong department store collapse.

We go inside Real Madrid's iconic stadium as it's being transformed with a futuristic façade, retractable roof, and revolutionary underground pitch.

July 1944: after a brazen provocation, Nazi leadership dispatches 10,000 troops to eastern France to crush a rebellion by French resistance fighters.

Guadalcanal is the glittering prize of the Pacific, Japan are determined to build an airfield on it, but the US have their eyes on it too.

At the Clark County Detention Center, inmates are trying to beat the system. It's the officer's job to know who's lying, and who's telling the truth.

July 1976 - a flight out of Israel is hijacked and redirected to Uganda. The terrorists threaten to kill all 258 passengers if their demands are not met.