An officer smells cocaine and gets a bust.

Officers in the Port of Savannah intercept a container of stolen vehicles.

High-speed bombing tests raise doubts about one student's place in the course.

Aircraft carrier landing is a technical test for the students.

The students start the dogfighting phase to learn how to attack.

Defensive dogfighting proves a tough test, as instructors go for the kill.

With the finish line in sight, the students face their final and big test, as they go head-to-head in a dogfight against an instructor.

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Join Mike Mezack for a historic release, the first-ever 1776-2026 dual-date Proof Silver Eagle with Liberty Bell privy mark, struck in .999 silver for America's 250th Anniversary; a one-year-only issue collectors won't want to miss.

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A look at how Hitler's vast network of railways became the lifeblood of the Nazi empire, spreading Hitler's ambition and control across Europe and beyond.

A look at the engineering secrets of various iconic megastructures that went on to spark a technological revolution, ultimately changing warfare forever.

Some of the biggest and deadliest weapons built by the Nazis changed the face of modern warfare.

The Luftwaffe, a revolutionary German air force, serves to annihilate the enemy from the skies.

The Nazis use propaganda to motivate ordinary citizens to fight.

The Nazi occupation and fortification of Norway.

Dan Snow explores the mountaintop city of Machu Picchu.

Learn the story of Stonehenge, from ancient myths to the latest discoveries.

Host Dan Snow searches for Pompeii's gripping story of rediscovery.

Learn the story of China's Terracotta Army, from first discovery to the latest.

Dan Snow explores the dinosaur gold rush in America's Wild West.

Host Dan Snow explores the discovery of Egypt's Valley of the Kings.

Macabre cures, toxic tonics and Mayan healing rituals reveal medicine's wild past.

How civilizations have used mummification, from the early techniques of the Egyptians to modern cryonic suspension.

Travel to Greece to investigate fact and fiction behind the legend of Atlantis.

Macabre cures, toxic tonics and Mayan healing rituals reveal medicine's wild past.

Host Dan Snow explores the discovery of Egypt's Valley of the Kings.

Dan Snow explores the dinosaur gold rush in America's Wild West.

Learn the story of China's Terracotta Army, from first discovery to the latest.

Host Dan Snow searches for Pompeii's gripping story of rediscovery.

Learn the story of Stonehenge, from ancient myths to the latest discoveries.

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Stanley discovers that Sicily is an island of contrasts and multiple influences.

Stanley discovers how adversity has shaped this famed region and its capital.

An ecological treasure of North America, the Everglades brims with life.

An American trailblazer, Yellowstone is renowned for its natural wonders.

From volcanic origins, Katmai's lush expanse boasts more than just bears.

From glacial peaks to coastal rainforests, Olympic has rich biodiversity.

Shedding light on German U-Boats, the world's first stealth weapons.

An expedition uses sonar technology to map sunken Allied vessels off the Normandy Coast; there are more than a hundred shipwrecks in the English Channel of the landing craft and ships that took part in the Normandy landings on D-Day.

Submerged shipwrecks and subterranean secrets reveal the story of New York City's rise.

How Japan dominated the Pacific during World War II, crushing the Allies.

As one of the most powerful cities on earth, the long historic story of London's meteoric rise is revealed.

Sunken ships decisively influence World War I, and the impacts even change the course of the Second World War.

A buried ship, wartime cellars, jar burials and mass graves are excavated.

Old Tombs, buried coins, and a 4,000-year-old oak log coffin are discovered.

Sunken ships decisively influence World War I, and the impacts even change the course of the Second World War.

A buried ship, wartime cellars, jar burials and mass graves are excavated.

Old Tombs, buried coins, and a 4,000-year-old oak log coffin are discovered.

From glacial peaks to coastal rainforests, Olympic has rich biodiversity.

From volcanic origins, Katmai's lush expanse boasts more than just bears.

An American trailblazer, Yellowstone is renowned for its natural wonders.

An ecological treasure of North America, the Everglades brims with life.

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DEA Agents Liam and Jack pull double duty as they launch a week-long assault against drug traffickers, while at the same time investigating one of their closest comrades' murder.

DEA agents hunt Colombia's elusive cocaine submarine, that can pack around seven tons of coke as cargo and smuggle it out of Colombia underwater.

DEA agents track one of the most elusive drug cartel targets of all - the cocaine speedboat, packed with up to two tons of Colombian cocaine.

The American Drug Enforcement Administration (DEA) agents in Colombia investigate an elusive smuggling ring of American servicemen.

HSI uncovers a multimillion-dollar cocaine smuggling ring of airline employees; CBP sniffs out drugs using the nation's largest team of K9s.

CBP seizes counterfeit medications, and HSI pursues a series of maritime smuggling cases.

HSI seizes counterfeit cash and vax cards; CBP pulls 205 kilos of meth out of one car.

HSI attempts a controlled delivery of meth in New York City, while CBP seizes party drugs in Florida.

CBP finds 142 kilos of coke worth over $7 million in a shipment of avocados in Florida.

CBP discovers abandoned fentanyl in Texas; HSI tracks an ecstasy package in Chicago.

The 70s brought organized crime and violence to Amsterdam's drug scene.

Recession hits 1980s Amsterdam hard as ecstasy use booms.

In the 90s, Amsterdam was at the center of the cocaine trade.

The 70s brought organized crime and violence to Amsterdam's drug scene.

Recession hits 1980s Amsterdam hard as ecstasy use booms.

In the 90s, Amsterdam was at the center of the cocaine trade.

An officer smells cocaine and gets a bust.

A grandmother admits to smuggling cocaine.

Police find cocaine in packaged meat and sneakers.

Cocaine in hidden compartments, including bag handles, pants and capsules.

Police find cocaine in bag handles in an elderly man's pants and ingested as capsules.

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Once a peaceful paradise, Puerto Rico is now a major gateway for South American cocaine bound for the United States; its inhabitants are experiencing a wave of violence, while the streets are in the grip of a drug epidemic; enhanced.

Following the Dallas gangs and cartel connections that feed the addicts of east Texas; enhanced.

The players, dealers and doctors behind the drug trade in Los Angeles; enhanced.

Molly is laced with methamphetamine or made with dangerous synthetics; the party drug has become a menace in Atlanta, where police officers are fighting back; enhanced.

Enduring a protracted economic decline, Detroit sits on an international border and opens its doors to drug dealers from far and wide.

New Year's Eve revelry means drugs are hot commodities near Times Square.

The Steel City is awash with heroin, and a deadly batch has hit the streets; enhanced.

Australia's outlaw bikers battle local police and Chinese Triads to keep control of the highly lucrative crystal meth trade; enhanced.

LA HSI executes undercover drug buys; CBP intercepts Coyotes at the border.

CBP detains a man suspected of swallowing drugs; AMO agents find $51 million of coke.

CBP finds 100 kilos of coke in a banana shipment bound for a Philly bodega.

CBP seizes $500K worth of coke; HSI arrests an importer of illegal pills.

CBP finds an SUV loaded with meth; AMO seizes nearly 2000 kilos of cocaine.

CBP and HSI track 25,000 ecstasy pills bound for Philadelphia from Germany.

SD HSI follows a loaded car; CBP and HSI test out a drug detection device.

Australia's outlaw bikers battle local police and Chinese Triads to keep control of the highly lucrative crystal meth trade; enhanced.

The Steel City is awash with heroin, and a deadly batch has hit the streets; enhanced.

New Year's Eve revelry means drugs are hot commodities near Times Square.

Enduring a protracted economic decline, Detroit sits on an international border and opens its doors to drug dealers from far and wide.

Molly is laced with methamphetamine or made with dangerous synthetics; the party drug has become a menace in Atlanta, where police officers are fighting back; enhanced.

The players, dealers and doctors behind the drug trade in Los Angeles; enhanced.

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A look at the migration patterns of millions of animals on this planet that have been passed down for generations.

The octopus is like an alien on Earth but with shapeshifting superpowers.

The secret of success is the extraordinary superpower of the octopus' mind.

Considered ultimate loners, octopuses are more sociable than ever imagined.

Chef Ramsay discovers why Maine is called the "lobster capital of the world"; Gordon works with a team of lobster fisherwomen, dives for clams, harvests oysters, forages seaweed in freezing waters and tests his lumberjack skills.

Gordon explores Puerto Rico in search of local ingredients as the island reclaims its food supply after Hurricane Maria.

In the wilds of the Lone Star State, Chef Ramsay learns the meaning of "Texas Tough" as he raises cattle, captures rattlesnakes and hunts wild pigs.

Chef Ramsay explores Lapland in northern Finland by playing swamp football, navigating fierce rapids, fishing for white fish and cooking in a sauna before going head-to-head with chef Kim Mikkola in a riverside cook-off.

Gordon attempts to master ancient cooking secrets in Oaxaca, Mexico's culinary capital.

Stanley ventures beyond Rome to explore its less visited countryside.

Stanley discovers surprises in this wild region he has never visited before; he investigates how the rugged terrain influences the food and culture; high in sheep country, he prepares mutton on a traditional barbecue.

Stanley discovers that Sicily is an island of contrasts and multiple influences.

Stanley discovers how adversity has shaped this famed region and its capital.

Stanley unearths culinary treasures in this lesser-known region on the Adriatic.

Stanley immerses himself in the myths and mysteries of this wild island.

Stanley discovers surprises in this wild region he has never visited before; he investigates how the rugged terrain influences the food and culture; high in sheep country, he prepares mutton on a traditional barbecue.

Stanley unearths culinary treasures in this lesser-known region on the Adriatic.

Stanley immerses himself in the myths and mysteries of this wild island.

Gordon attempts to master ancient cooking secrets in Oaxaca, Mexico's culinary capital.

Chef Ramsay explores Lapland in northern Finland by playing swamp football, navigating fierce rapids, fishing for white fish and cooking in a sauna before going head-to-head with chef Kim Mikkola in a riverside cook-off.

In the wilds of the Lone Star State, Chef Ramsay learns the meaning of "Texas Tough" as he raises cattle, captures rattlesnakes and hunts wild pigs.

Gordon explores Puerto Rico in search of local ingredients as the island reclaims its food supply after Hurricane Maria.

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Captain Bruce and the Wildcard crew target 45 tons of mackerel in four months.

The Wild Card crew heads into port with ten tons of prized Spanish mackerel.

The Wild Card crew breaks their losing streak, smashing their weekly target.

Bruce makes a gamble that may cost dearly or set them up for a dramatic victory.

After landing a record haul, the Wild Card crew faces a new set of challenges.

As winter tightens its icy grip, the small, isolated community of West Dawson finds itself completely cut off from emergency services; alone, Ray faces a string of dangerous solo vehicle retrieval missions on a storm-battered highway.

An avalanche risk forces a bombing mission above the Klondike Highway.

Harsh flying conditions threaten the search for a historic missing plane.

Devastating flash floods threaten Dawson City.

Conservation Officer Logan has a close call while investigating a case of poaching; an aggressive grizzly bear ransacks a remote trapper's cabin.

When a bear charges a group of remote researchers, a Conservation Officer deals with the potentially life-threatening situation, and Ray takes on a challenging recovery that bested two tow companies before him.

Margot, Matty, Billy, Emilie and Gilbert continue work on their northern homes.

In this enhanced episode, the homesteaders are preparing for the harsh winter.

Alaskans make important improvements to their homesteads.

For residents of Port Protection, Alaska, the best-laid plans are not guaranteed.

In this enhanced episode, the homesteaders are preparing for the harsh winter.

Thord pits his life against speeding traffic to rescue a stranded truck.

Captain Bruce and the Wildcard crew target 45 tons of mackerel in four months.

The Wild Card crew heads into port with ten tons of prized Spanish mackerel.

The Wild Card crew breaks their losing streak, smashing their weekly target.

Bruce makes a gamble that may cost dearly or set them up for a dramatic victory.

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A mysterious vial of liquid puts officers on high alert; a traveler says he runs a fishing business but is afraid of water.

A New Zealander feels upset over taxes and tea; an unlikely itinerary raises red flags at Immigration; Customs finds MDMA hidden inside art supplies.

A suitcase full of cocaine; sushi bowls with a surprise ingredient.

A visa runner is unusually honest; Customs finds $1M in MDMA inside a wooden pallet; Immigration checks a hacker's career is legit.

A dream trip; hidden cigarettes; plants that could propagate problems.

A small snowstorm is found inside a mysterious metal cylinder.

A person, with a dog and hidden money, encounters something forbidden.

Authorities suspect sex work visa fraud; a wine tourist packs too many windbreakers; Biosecurity deals with a full feast of food items.

Tourist has far-fetched plans; garden gnome of meth; a very hairy souvenir.

Cocaine in bag linings, a spooky parcel and a forgetful traveler are discovered.

Customs and the Navy work together to inspect a ship; a traveler with a poetic visa application; a cosmetic concealment of cocaine.

A story that doesn't add up; a Christmas rat, and a dangerous baby gift.

A visa runner is unusually honest; Customs finds $1M in MDMA inside a wooden pallet; Immigration checks a hacker's career is legit.

Traveler has wrong souvenir; swimming in meth; a biker with convictions.

Authorities bust potential smugglers.

Agents arrest two traffickers carrying similarly branded bricks of cocaine; panicked asylum seekers refuse to cooperate, causing an uproar.

A woman smuggles cocaine inside packets of hair bleach; a man's photos of the pope act as a clever hiding place for drugs.

Two carriers, one flight; capsules taped to body parts and ingested; false compartments.

Agents arrest a woman carrying small purses loaded with cocaine; cocaine is found inside packets of hair bleach; a woman hides cocaine in her undergarments.

In Bogotá, Colombia, El Dorado International Airport is full of drama and drug trafficking stories.

Stories of drug smuggling and drama at El Dorado International Airport in Bogotá, Colombia.

Anti-narcotics police protect Colombia's biggest airport, El Dorado International Airport.

At Italy's busiest airport, police seize bundles of drug money, stop a woman with a package strapped to her body, and detain a man who is hiding his past.

Traveler has wrong souvenir; swimming in meth; a biker with convictions.

A visa runner is unusually honest; Customs finds $1M in MDMA inside a wooden pallet; Immigration checks a hacker's career is legit.

A story that doesn't add up; a Christmas rat, and a dangerous baby gift.

Customs and the Navy work together to inspect a ship; a traveler with a poetic visa application; a cosmetic concealment of cocaine.

Cocaine in bag linings, a spooky parcel and a forgetful traveler are discovered.

Tourist has far-fetched plans; garden gnome of meth; a very hairy souvenir.

Authorities suspect sex work visa fraud; a wine tourist packs too many windbreakers; Biosecurity deals with a full feast of food items.

A person, with a dog and hidden money, encounters something forbidden.

A small snowstorm is found inside a mysterious metal cylinder.

A dream trip; hidden cigarettes; plants that could propagate problems.

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Join Mike Mezack for a special presentation of the 1776-2026 Enduring Liberty Half Dollars-one-year-only U.S. Mint issues honoring America's 250th Anniversary, including rare rolls and certified MS67 collectibles.

Plexaderm helps reduce Under Eye Bags, Dark Circles, and Wrinkles in just 10 minutes!

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Seek the truth buried beneath Britain's most iconic stones.

Albert Lin travels to the Peruvian mountains to discover the origins of Machu Picchu; Albert finds evidence of people who came before the Incas and reveals that the Inca city may have been inspired by another even older civilization.

Albert Lin travels to Petra, Jordan, to discover the origins of the famous city; he learns that it was built by the Nabataeans and reveals that the ancient city of Petra was part of a much larger network than he had ever imagined.

Albert Lin travels to Colombia to find out the truth about the legendary city of El Dorado.

Albert Lin travels to Micronesia, in the heart of the Pacific Ocean, to uncover the ancient island city of Nan Madol.

National Geographic explorer and scientist Albert Lin travels to Acre, Israel, in search of the lost fortunes of the mysterious Knights Templar.

Humanity's quest for immortality has birthed monuments that seemingly transcend death; from the Taj Mahal's luminous marble that embodies eternal love to the crypt of Salian emperors in Germany's Speyer Cathedral to the majestic Lycian rock-cut tombs in Turkey, these edifices hold clues to how our ancestors faced death and celebrated life.

Ancient designs inspire legends of supernatural intervention and demonic deals.

In Sri Lanka, a fortress rises from volcanic ashes; mysterious stone heads dot a remote island in the Pacific; in India, an intricate Hindu temple emerges as an example of rock-cut architecture in the world.

Stretching across immense landscapes and towering above their surroundings, the Colosseum, the Great Wall of China, and Malbork Castle are borne of blood, sweat, and revolutionary engineering.

Angkor Wat is built as a stone replica of the universe, while the ancient Mayan pyramid El Castillo marks a sacred axis connecting earth and sky. In the hills of Ireland, the Newgrange harnesses the transformative power of the solstice sun.

From the Pantheon, to Mont Saint-Michel, and an enduring Roman gate that evolved into a medieval church, the exploration of history's most sacred spaces uncovers how ancient builders channeled faith and ingenuity into architectural marvels.

A toxic healing cup, Roman medicine and lost secrets of China are explored.

Deep beneath the Egyptian desert, archaeologists find the first fully intact funeral home.

In the shadow of the world's oldest pyramids, a team of archaeologists, led by Dr. Ramadan Hussein, makes the discovery of a lifetime: a fully intact burial complex buried deep beneath the sand.

A toxic healing cup, Roman medicine and lost secrets of China are explored.

National Geographic explorer and scientist Albert Lin travels to Acre, Israel, in search of the lost fortunes of the mysterious Knights Templar.

Albert Lin travels to Micronesia, in the heart of the Pacific Ocean, to uncover the ancient island city of Nan Madol.

Albert Lin travels to Colombia to find out the truth about the legendary city of El Dorado.

Albert Lin travels to Petra, Jordan, to discover the origins of the famous city; he learns that it was built by the Nabataeans and reveals that the ancient city of Petra was part of a much larger network than he had ever imagined.

Albert Lin travels to the Peruvian mountains to discover the origins of Machu Picchu; Albert finds evidence of people who came before the Incas and reveals that the Inca city may have been inspired by another even older civilization.

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Archaeologists dive into a flooded pyramid near the Nile to search for a king's burial that could reveal clues about the ancient kingdom of Kush.

A cemetery crammed with skeletons offers tantalizing clues about the collapse of the Inca Empire.

Monumental remains of the Inca mark the empire's vast expansion.

The Inca Empire's golden age shines with riches, sparking the El Dorado legend.

The mighty Inca Empire collapsed in less than a decade to Spanish conquistadors.

Enslaved warrior Spartacus rises as a gladiator to lead a revolt against Rome.

Spiculus, Nero's champion gladiator, rises to fame amid Roman combat games.

Marcus Attilius, citizen-turned-gladiator, fights for survival in Pompeii.

Beast hunter Carpophorus rises in Rome's Colosseum, but at a brutal cost.

Rome watches in horror as Commodus, mad with power, becomes a gladiator.

Gladiator Flamma rises from Syrian soldier to arena legend in Sicily.

Underground chambers, medieval tombs, old ruins and fossils are uncovered.

A mysterious tunnel, colonial ruins and warrior cemeteries are exposed.

Scientists uncover maritime mysteries by using technology; they re-create various things hidden at the bottom of the ocean.

Underground chambers, medieval tombs, old ruins and fossils are uncovered.

A mysterious tunnel, colonial ruins and warrior cemeteries are exposed.

Monumental remains of the Inca mark the empire's vast expansion.

The Inca Empire's golden age shines with riches, sparking the El Dorado legend.

The mighty Inca Empire collapsed in less than a decade to Spanish conquistadors.

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Sarah McNair Landry and her brother Eric share their story of kite-skiing the Northwest Passage in winter only to be hunted by polar bears.

In Japan, David meets masters who spend a lifetime refining a single skill.

In a country once divided by apartheid, South Africa is witnessing how magic breaks down social barriers and changes people's perspectives.

David explores humanity's ability to endure extreme temperatures.

David Blaine journeys to India, the birthplace of much of magic, to explore belief and performance through the lens of magic.

David Blaine examines fear by learning to interact with venomous creatures.

A colorful collection of daredevils inspires David to take a leap of faith.

Agriculture imports are scrutinized for pests, and HSI finds narcotics inside fake foods.

HSI investigates a ring of airline employees smuggling drugs through JFK Airport, and CBP suspects a passenger is smuggling drugs in her shoes.

CBP finds drugs hidden in cans, and HSI stops a date rape drug from hitting the streets.

CBP finds drugs concealed in clever ways; HSI pursues traffickers in a daring sting.

HSI conducts a controlled delivery of MDMA; CBP questions a possible drug smuggler.