The Docs at Critter Fixer attempt to remove an egg from a cockatiel.

The docs at Critter Fixer attempt to MacGyver a turtle's broken shell.

The docs wrangle some lively sugar gliders, treat a dog and help a horse.

The doctors at "Critter Fixer" see a prized show rabbit and help out a coyote.

The doctors take on their toughest surgery ever on a goose.

The doctors help Dr. Hodges and his French bulldog, Ghost.

The two rival companies work together to take on the biggest challenge in Ice Road Truckers history, pulling a cat train across the frozen Hudson Bay, but the untested ice shatters under the weight of the heavy haul.

Twiga the giraffe gives birth; a camel is hurt and in a bad mood; Charles thrives after surgery.

Karen works with Wambli in the show; Diane feeds and pens the tigers; Dr. Graham Crawshaw examines the baby giraffe.

The two rival companies work together to take on the biggest challenge in Ice Road Truckers history, pulling a cat train across the frozen Hudson Bay, but the untested ice shatters under the weight of the heavy haul.

Twiga the giraffe gives birth; a camel is hurt and in a bad mood; Charles thrives after surgery.

Karen works with Wambli in the show; Diane feeds and pens the tigers; Dr. Graham Crawshaw examines the baby giraffe.

A man is ready to liquidate his collection of dinosaur fossils and other quirky items; Scott hunts for maritime treasures while Sheldon eats oysters; a seasoned picker reveals his impressive man cave.

Programming to be announced.

The discovery of gold and silver artifacts in Laos, dating to the early days of the Khmer Empire, leads scientists to investigate how the objects were made; on their journey, they retrace the steps of the ancient kings.

The crew of a Metal Shark investigates a tip about the possible dealing of laughing gas on a party boat; an abandoned dinghy with possible human remains is located.

The crew of a Metal Shark investigates a tip about the possible dealing of laughing gas on a party boat; an abandoned dinghy with possible human remains is located.

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

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

The interception of a drug boat by a Navy helicopter leads to a dangerous situation; the DASH-8 attempts to rescue two fishermen.

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

The Coastguard inspects a suspicious Colombian ship with a concealed hatch; the Metal Shark team rescue a Swedish sailboat that went missing.

A navy vessel opens fire on a drug boat that won't stop; a Metal Shark crew in Aruba tries to calm down a captain's temper.

Seeking the origins of a family pasta dish, Antoni takes Justin on an Italian road trip; from chasing chickens to harvesting clams, they sample the region's finest food and uncover how Justin's Italian ancestry relates to a family dish.

Archaeologists discover new evidence in Iraq that sheds light on the historical influences of the Bible's Tower of Babel story.

A navy vessel opens fire on a drug boat that won't stop; a Metal Shark crew in Aruba tries to calm down a captain's temper.

Seeking the origins of a family pasta dish, Antoni takes Justin on an Italian road trip; from chasing chickens to harvesting clams, they sample the region's finest food and uncover how Justin's Italian ancestry relates to a family dish.

Archaeologists discover new evidence in Iraq that sheds light on the historical influences of the Bible's Tower of Babel story.

The discovery of gold and silver artifacts in Laos, dating to the early days of the Khmer Empire, leads scientists to investigate how the objects were made; on their journey, they retrace the steps of the ancient kings.

The crew of a Metal Shark investigates a tip about the possible dealing of laughing gas on a party boat; an abandoned dinghy with possible human remains is located.

The crew of a Metal Shark investigates a tip about the possible dealing of laughing gas on a party boat; an abandoned dinghy with possible human remains is located.

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

A Dutch woman with a lot of luggage claims she's on a four-day holiday; a Chinese parcel contains a shocking surprise; actor Corey Feldman shows up.

An angry businessman hides the real reason for his hostility; officers try to process some unusual Mexican migrants.

Officers drill an American oil worker with a shady past; a British traveler's proposed reunion with a girlfriend could be cut short.

A sloshed snowboarder causes trouble at the airport; a pair of packages add up to a deadly surprise.

Ken contends with a double mutiny; Cam's injured employee is airlifted to a hospital; Karl's crew encounters a bear.

Greek ships fight off invaders; Alexander the Great wears cloth armor; philosopher Plato indulges in extracurricular activities; an ancient gadget foretells the future.

In Nova Scotia, Scott pays top dollar for a mechanical rooster; two treasures are found inside a decrepit storage barn; a lobster fisherman's vast collection contains the contents of an old country store.

A Dutch woman with a lot of luggage claims she's on a four-day holiday; a Chinese parcel contains a shocking surprise; actor Corey Feldman shows up.

An angry businessman hides the real reason for his hostility; officers try to process some unusual Mexican migrants.

Officers drill an American oil worker with a shady past; a British traveler's proposed reunion with a girlfriend could be cut short.

A sloshed snowboarder causes trouble at the airport; a pair of packages add up to a deadly surprise.

Customs and Border Protection finds $1 million of cocaine in a cargo truck; Homeland Security Investigations cracks down on a date rape drug.

An HSI stakeout leads to nearly $500,000 of meth and fentanyl in San Diego; CBP finds concealed cash and a carload of cocaine at the El Paso border.

PR AMO team hunts down boat loaded with $41 million of coke; CBP gets a tip about money smugglers and finds cocaine and people inside car trunks.

HSI performs an undercover drug sting; CBP finds cocaine in Rio Grande Valley.

CBP's K9 sniffs out hidden cash; HSI intercepts a $2 million drug deal.

CBP in JFK and HSI in San Diego tackle fentanyl crisis on opposite coasts.

HSI Colombia chases illegal gold; CBP thwarts cartel activity in Texas.

HSI money laundering stings; CBP's largest drug seizure in LAX history.

No longer waiting for the government to share data, citizen scientists and private groups amplify the search for answers.

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

Officers detain a possible internal smuggler at JFK and question festivalgoers at LAX.

HSI money laundering stings; CBP's largest drug seizure in LAX history.

No longer waiting for the government to share data, citizen scientists and private groups amplify the search for answers.

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

Officers detain a possible internal smuggler at JFK and question festivalgoers at LAX.

Customs and Border Protection finds $1 million of cocaine in a cargo truck; Homeland Security Investigations cracks down on a date rape drug.

An HSI stakeout leads to nearly $500,000 of meth and fentanyl in San Diego; CBP finds concealed cash and a carload of cocaine at the El Paso border.

PR AMO team hunts down boat loaded with $41 million of coke; CBP gets a tip about money smugglers and finds cocaine and people inside car trunks.

HSI performs an undercover drug sting; CBP finds cocaine in Rio Grande Valley.

A bad-tempered drill worker returning home from Japan goes one step too far with officers; a Californian woman hides something in her child's stroller.

A Korean bride-to-be tries to enter Canada as a tourist; the Marine Enforcement Team tackles a massive Japanese freighter carrying an illegal passenger.

Officers suspect an IT consultant has arrived for more than just a holiday; a surfer returns from Southeast Asia with a strange souvenir.

The Inland Enforcement Team track down an alleged German sex offender; a detector dog sniffs out trouble in an unclaimed suitcase from Dubai.

Ken's wife gets some surprising news when she arrives for a visit; Big Al has trouble with his excavator; Karl's season is threatened by permafrost.

Stories found within the walls of the Royal Palace of Madrid include a swordsman who bested 17 challengers, a clock powered by witchcraft, and a 20th-century king who outsmarted a fascist.

Scott and Sheldon make a huge offer to buy the entire contents of a prolific collector's man cave; hidden gems are unearthed among the clutter of a now-defunct nautical museum.

A bad-tempered drill worker returning home from Japan goes one step too far with officers; a Californian woman hides something in her child's stroller.

A Korean bride-to-be tries to enter Canada as a tourist; the Marine Enforcement Team tackles a massive Japanese freighter carrying an illegal passenger.

Officers suspect an IT consultant has arrived for more than just a holiday; a surfer returns from Southeast Asia with a strange souvenir.

The Inland Enforcement Team track down an alleged German sex offender; a detector dog sniffs out trouble in an unclaimed suitcase from Dubai.

A maverick scientist begins his quest to find a shipwreck full of gold.

Tommy Thompson is labeled a hero, but his dreams soon crumble around him.

Tommy Thompson fails to appear in court, and the search begins.

Mariana investigates the dangerous, high-stakes world of illegal gambling.

Mariana heads to the Congo to investigate the illegal trading of wild apes that have apes on the brink of extinction.

The trafficking of human remains yields billions of dollars globally and remains clandestine; Mariana's investigation reveals the vulnerability of anyone to human remains trafficking.

Mariana heads to Mexico to investigate the billion-dollar business of people-smuggling to the U.S., a system fueled by cartels and corruption.

Mariana goes inside the world of contract killers.

Archaeologists make groundbreaking discoveries about the world of Solomon.

People talk about close encounters they've had with UFO phenomena.

Mariana goes inside the world of contract killers.

Archaeologists make groundbreaking discoveries about the world of Solomon.

People talk about close encounters they've had with UFO phenomena.

A maverick scientist begins his quest to find a shipwreck full of gold.

Tommy Thompson is labeled a hero, but his dreams soon crumble around him.

Tommy Thompson fails to appear in court, and the search begins.

Mariana investigates the dangerous, high-stakes world of illegal gambling.

A Canadian wanted in Alberta is stopped en route to Ecuador; a parcel of baby food contains surprising ingredients.

A Russian dissident's complicated past raises questions for officers; a Korean tourist's resume and school diplomas raise eyebrows.

The Inland Enforcement Unit tracks a pair of Honduran drug runners; an American tourist seems to have already put down roots in Canada.

Trouble looms for a young Asian woman carrying someone else's bag, and a pair of Canadians return from a concert in California with more than a T-shirt.

Dennis' hunt for gold proves unsuccessful; Ken breaks a machine in his haste to sluice; Karl's season is threatened by floods.

The Jewish origins of Mr. Spock; creating Cleopatra's perfume; new view of the Crucifixion; the tomb of Mary.

Scott and Sheldon travel to the United Kingdom to purchase a Wild West collection with a Canadian twist; one of the world's largest collections of nautical salvage is displayed at the Trinity Marine warehouse.

A Canadian wanted in Alberta is stopped en route to Ecuador; a parcel of baby food contains surprising ingredients.

A Russian dissident's complicated past raises questions for officers; a Korean tourist's resume and school diplomas raise eyebrows.

The Inland Enforcement Unit tracks a pair of Honduran drug runners; an American tourist seems to have already put down roots in Canada.

Trouble looms for a young Asian woman carrying someone else's bag, and a pair of Canadians return from a concert in California with more than a T-shirt.

Up against countless obstacles, rural Alaskans must work hard to survive.

Alaskans must overcome life-threatening obstacles to endure dark winter.

Arctic survival breeds ingenuity in the lives of Alaskans.

Determination, dedication, and grit.

As seasons change, Alaskans must be vigilant in their quest for survival.

With spring coming, Alaskans must prepare for the changing landscape.

Early spring brings change and deadly risks to rural Alaskans.

Spring hits remote Alaska and the rush to adapt to change has arrived.

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

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

Spring hits remote Alaska and the rush to adapt to change has arrived.

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

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

Up against countless obstacles, rural Alaskans must work hard to survive.

Alaskans must overcome life-threatening obstacles to endure dark winter.

Arctic survival breeds ingenuity in the lives of Alaskans.

Determination, dedication, and grit.

A street performer is caught in the middle of an escape act; a cheeky bus passenger answers questions about his mischievous past.

A distinctive bag has officers seeing double; a photographer misses the big picture; a heavily-modified truck causes concern.

A traveler's textbooks teach him an unexpected lesson; a tourist hits a snag instead of the slopes; officers inspect a shipment of cosmetics.

Officers add charges to a woman's lengthy rap sheet and stumble upon a hair-raising package from Malaysia.

Ken takes a roll in his bulldozer; beavers threaten Big Al's operation; Karl's loader springs a leak.

Stories from the Uffizi Gallery in Florence, Italy, include the killing of a 15th-century godfather, the disappearance of a famous artist, a lucky wild boar and a poisoned alchemist.

The Pickers meet a World War II collector who is reluctant to sell; a fellow picker reveals his first-class collection; the guys scour an attic for treasure during their visit to the Welsh village of Portmeirion.

A street performer is caught in the middle of an escape act; a cheeky bus passenger answers questions about his mischievous past.

A distinctive bag has officers seeing double; a photographer misses the big picture; a heavily-modified truck causes concern.

A traveler's textbooks teach him an unexpected lesson; a tourist hits a snag instead of the slopes; officers inspect a shipment of cosmetics.

Officers add charges to a woman's lengthy rap sheet and stumble upon a hair-raising package from Malaysia.

PVS know that each pet they treat is someone's best friend.

The vets at PVS have their hands full with bundles of newborns.

No matter what the weather forecast says, the work at PVS must go on.

Even in his 70s, Dr. Pol doesn't show signs of slowing down.

Taking care of animals can be laugh-out-loud funny for the staff at PVS.

The vets at PVS are no strangers to unique and unusual pets.

Dr. Pol and the team see an array of patients get straight to the point.

The vets at Pol Vet Services help animals that eat anything but food.

Dr. Oakley treats a cat that swallowed a string and a pregnant reindeer with cancer.

At PVS, even the most seasoned vets encounter baffling and new cases.

The vets at Pol Vet Services help animals that eat anything but food.

Dr. Oakley treats a cat that swallowed a string and a pregnant reindeer with cancer.

At PVS, even the most seasoned vets encounter baffling and new cases.

PVS know that each pet they treat is someone's best friend.

The vets at PVS have their hands full with bundles of newborns.

No matter what the weather forecast says, the work at PVS must go on.

Even in his 70s, Dr. Pol doesn't show signs of slowing down.

Officers are stumped by a backpacker carrying photos of his criminal activities; an American band gets caught in a jam.

Staff confront an American soldier running scared; a British woman causes confusion with her bag of tricks.

Hidden compartments in a traveler's backpack raise red flags; the discovery of a deadly weapon leaves mail center workers stunned.

Officers look for a message in a bottle; a lack of papers land a group of LA rappers in the doghouse; a young man receives a wake-up call.

Ken battles frigid conditions and disappointing returns; an ancient waterfall proves problematic to Cam; Karl's mechanical skills are put to the test.

Moscow's State Historical Museum holds such artifacts as Lenin's Rolls-Royce; the shame of Napoleon's army; Ivan the Terrible's torture chamber.

Scott and Sheldon return a rifle to a First Nations community in Saskatchewan; a family farm is filled with a staggering amount of stuff; Gerry and Brooke install a big surprise on the roof of the shop.

Officers are stumped by a backpacker carrying photos of his criminal activities; an American band gets caught in a jam.

Staff confront an American soldier running scared; a British woman causes confusion with her bag of tricks.

Hidden compartments in a traveler's backpack raise red flags; the discovery of a deadly weapon leaves mail center workers stunned.

Officers look for a message in a bottle; a lack of papers land a group of LA rappers in the doghouse; a young man receives a wake-up call.

Gordon embraces local ingenuity as he fishes and forages through Cuba.

Gordon battles it out at Petra to impress Jordan's royal family.

Gordon takes on the Florida Keys, going to extremes as he dives into a culinary ocean to gather the ingredients and recipes of the Conch Republic.

Gordon dives, hunts, forages and forges on Hawaii's Big Island.

Gordon and his daughter Tilly explore centuries-old culinary traditions in Galicia, a largely overlooked but magnificent corner of Spain.

Gordon gets a taste of the Irish Connemara coast, unearthing treasures and immersing himself in the region's gastronomic heritage.

Archaeologists explore hidden tombs and find spectacular mummies.

A dog scares a bear; a baboon steals a snack; a puppy rides a vacuum.

Cats enjoy a spa day, an iguana takes a ride, and a seal surfs a wave.

A cheetah climbs a car; a monkey steals a muffin; there is a beagle stampede.

A dog scares a bear; a baboon steals a snack; a puppy rides a vacuum.

Cats enjoy a spa day, an iguana takes a ride, and a seal surfs a wave.

A cheetah climbs a car; a monkey steals a muffin; there is a beagle stampede.

Gordon embraces local ingenuity as he fishes and forages through Cuba.

Gordon battles it out at Petra to impress Jordan's royal family.

Gordon takes on the Florida Keys, going to extremes as he dives into a culinary ocean to gather the ingredients and recipes of the Conch Republic.

Gordon dives, hunts, forages and forges on Hawaii's Big Island.

Lisa and Todd struggle to complete their daring joint venture across the frozen Hudson Bay; Darrell braves the most torn up trail remaining on the winter roads; Art must face the last open ice crossing.

John Armstrong, the Indian rhino keeper; breeding tarantulas; a new liter of Arctic wolf pups.

The oldest wolf must be put down; a Siberian tiger is pregnant; a python is weighed.

Lisa and Todd struggle to complete their daring joint venture across the frozen Hudson Bay; Darrell braves the most torn up trail remaining on the winter roads; Art must face the last open ice crossing.

John Armstrong, the Indian rhino keeper; breeding tarantulas; a new liter of Arctic wolf pups.

The oldest wolf must be put down; a Siberian tiger is pregnant; a python is weighed.

The Schroeders travel to New York to visit Erin's parents.

The Schroeders adopt a new dog and have a spa day for their many pets.

Dr. Ben examines a lucky duck; Dr. Erin finds herself in a hairy situation.

The Schroeders save a fawn that fell off a cliff and find her a new home.

The Schroeders rush to the rescue when a horse trailer is hit by a car.

Dr. Erin raises money for charity by showing a steer at the state fair.

The docs face a slew of mysterious cases and heart-pumping emergencies, including a pit bull with a large lump and a bald eagle with a wounded leg.

Ben and Erin rush to stabilize two dogs hit by cars; love is in the air when the docs throw a gender reveal party for a pair of lovebirds.

The docs assist a kitten with a dangly leg, save a St. Bernard puppy in the throes of kidney failure, and outfit a Bichon with some cool new shades.

The Schroeders' son Charlie is flying the coop and heading to college.

The Schroeders reel in an unexpected catch during a family boating trip.

Drs. Ben and Erin save a mini-poodle puppy that swallowed a foam ball.

The docs save a cat that can't pee and rescue a St. Bernard's dying tongue.

The Schroeders reel in an unexpected catch during a family boating trip.

Drs. Ben and Erin save a mini-poodle puppy that swallowed a foam ball.

The docs save a cat that can't pee and rescue a St. Bernard's dying tongue.

The Schroeders travel to New York to visit Erin's parents.

The Schroeders adopt a new dog and have a spa day for their many pets.

Dr. Ben examines a lucky duck; Dr. Erin finds herself in a hairy situation.

The Schroeders save a fawn that fell off a cliff and find her a new home.

Experts predict one of the shortest and warmest winters on record; as a result, companies risk financial ruin and communities face deprivation unless the drivers can deliver vital supplies before their window of opportunity slams shut.

The African elephant is still acting out; a trumpeter swan bothers patrons; a tahr get his shots.

An overweight turtle; an Indian rhino can't take a hint; pinatas with the orangutans favorites.

Experts predict one of the shortest and warmest winters on record; as a result, companies risk financial ruin and communities face deprivation unless the drivers can deliver vital supplies before their window of opportunity slams shut.

The African elephant is still acting out; a trumpeter swan bothers patrons; a tahr get his shots.

An overweight turtle; an Indian rhino can't take a hint; pinatas with the orangutans favorites.

Treasures found at the Smithsonian Institution include Zero fighter planes, details for a mission to Mars, a Harley-Davidson motorcycle and a star-spangled banner.

Thord Paulsen and his colleagues fight against snow and icy winds as they rescue cars and trucks on Norway's slippery mountain roads.

Thord Paulsen and his colleagues must fight against snow and icy winds as they rescue cars and trucks on Norway's slippery mountain roads.

When Arctic storms kick off the coldest winter in a decade, Thord, Bjoern and Jo Roger face down danger to keep the ice roads open.

Thord Paulsen and his colleagues must fight against snow and icy winds as they rescue cars and trucks on Norway's slippery mountain roads.

The police put Thord under pressure to rescue a truck with locked-on brakes that blocks a tunnel.

Thord is under stress when his third attempt at a rescue fails and time is running out; Bjoern tries to get a 46-ton truck and trailer out of a deep ditch, but the only thing that's moving is his own tow truck.

Thord Paulsen and his colleagues must fight against snow and icy winds as they rescue cars and trucks on Norway's slippery mountain roads.

Looking into the journey and the story behind the notorious Stanford Prison Experiment, as told by its prisoners and guards.

Secrets that unravel Dr. Zimbardo's official story come to light.

Dr. Zimbardo defends his claim to fame; an unexpected reunion takes place.

Antoni takes Issa to her father's homeland of Senegal, where they uncover ancestral stories of powerful women and royal connections; through this journey, Issa learns more about her family's epic history and how it all relates to her own identity.

Archaeologists make groundbreaking discoveries about the world of Solomon.

Dr. Zimbardo defends his claim to fame; an unexpected reunion takes place.

Antoni takes Issa to her father's homeland of Senegal, where they uncover ancestral stories of powerful women and royal connections; through this journey, Issa learns more about her family's epic history and how it all relates to her own identity.

Archaeologists make groundbreaking discoveries about the world of Solomon.

Thord Paulsen and his colleagues must fight against snow and icy winds as they rescue cars and trucks on Norway's slippery mountain roads.

When Arctic storms kick off the coldest winter in a decade, Thord, Bjoern and Jo Roger face down danger to keep the ice roads open.

Thord Paulsen and his colleagues must fight against snow and icy winds as they rescue cars and trucks on Norway's slippery mountain roads.

The police put Thord under pressure to rescue a truck with locked-on brakes that blocks a tunnel.

An accidental detour leads two Canadians to a dead-end; an ornate frame holds more than just a picture; a man is suspected of money laundering.

An American traveler has trouble recalling his hazy past; bad decisions may keep a rugby player off the pitch; a bag is found in a restricted area.

A traveler's belongings raise repeated alarms; a man's reasons for studying in Canada may not be academic; an American couple make the move to Alaska.

A currency dog sniffs out thousands in undeclared cash; an aspiring actor can't keep track of the plot; officers arrest a wanted burglar.

David feels Devan's wrath in the C-46; Will issues an ultimatum to the company; Rod and Corey visit the United Kingdom to perform repair work.

Art Burke crashes his truck into a snowbank; Alex Debogorski makes his return and faces off with an untested crossing; Mark Kohaykewych tests out new driver Steph Custance; Lisa Kelly faces a monster incline; Darrell Ward runs into rival Todd Dewey.

The Palace of Versailles in France reveals stories of a fallen musketeer, the schemes of Marie Antoinette, the murder of a king's mistress, and the origin of human life.

An accidental detour leads two Canadians to a dead-end; an ornate frame holds more than just a picture; a man is suspected of money laundering.

An American traveler has trouble recalling his hazy past; bad decisions may keep a rugby player off the pitch; a bag is found in a restricted area.

A traveler's belongings raise repeated alarms; a man's reasons for studying in Canada may not be academic; an American couple make the move to Alaska.

A currency dog sniffs out thousands in undeclared cash; an aspiring actor can't keep track of the plot; officers arrest a wanted burglar.

HSI runs a human trafficking sting; CBP arrests a domestic terror suspect.

HSI surprises coke smugglers mid-handoff; CBP finds cash and ketamine.

A mom with kids in tow smuggles coke; AMO shoots out a drug boat's motor.

HSI runs down a drug smuggler in a parking lot; CBP finds ancient artifacts.

CBP finds $200k of weed in luggage; HSI disrupts a Colombian counterfeit ring.

Features HSI running multiple undercover drug deals; CBP discovers coke hidden in oatmeal.

CBP finds $200k of weed in luggage; HSI disrupts a Colombian counterfeit ring.

Features HSI running multiple undercover drug deals; CBP discovers coke hidden in oatmeal.

The producers of National Geographic Channel's hit series "Life Below Zero" are behind "Port Protection," which profiles individuals trying to survive way above the Lower 48. Surrounded by the North Pacific, Port Protection is a remote community tucked into the northwest corner of Prince of Wales Island, Alaska. The approximately 100 residents who call the rugged, unforgiving land home push the limits of survival, living an isolated and risky existence of self-reliance with no roads, government or law enforcement. However, they think the risk is worth the profound reward: a world of beauty with the security of community without the constraints of bureaucracy.

Officers find drugs disguised as food items at JFK and stop a suspicious traveler at LAX.

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

Features HSI running multiple undercover drug deals; CBP discovers coke hidden in oatmeal.

The producers of National Geographic Channel's hit series "Life Below Zero" are behind "Port Protection," which profiles individuals trying to survive way above the Lower 48. Surrounded by the North Pacific, Port Protection is a remote community tucked into the northwest corner of Prince of Wales Island, Alaska. The approximately 100 residents who call the rugged, unforgiving land home push the limits of survival, living an isolated and risky existence of self-reliance with no roads, government or law enforcement. However, they think the risk is worth the profound reward: a world of beauty with the security of community without the constraints of bureaucracy.

Officers find drugs disguised as food items at JFK and stop a suspicious traveler at LAX.

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

HSI runs a human trafficking sting; CBP arrests a domestic terror suspect.

HSI surprises coke smugglers mid-handoff; CBP finds cash and ketamine.

A mom with kids in tow smuggles coke; AMO shoots out a drug boat's motor.

HSI runs down a drug smuggler in a parking lot; CBP finds ancient artifacts.

An American's trip to Alaska heads south; officers suspect a convicted drug dealer is taking his business north; a ship containing weapons is searched.

Officers stop a father and son packing loads of ammo, but can't find the gun. Meanwhile, the Vessel Search Unit find a suspect sailor on a US tug.

A young man's lies could keep him from his fiancee, while the discovery of a gold bar and lots of cash spell trouble for another traveller.

Suspicions about a convicted smuggler uncover a scam; questions are raised when officers stumble upon a suitcase full of meat.

Chuck clashes with the Air Force after they invade the hanger; Mikey takes lessons in High Arctic survival; Joe travels to an auction in California, where he encounters fierce competition.

Lisa Kelly finds herself stranded hundreds of miles from the nearest town; Darrell Ward takes an off-road shortcut; Art Burke encounters a melting ice crossing and a full load; Steph Custance finds out whether she'll become part of the Polar team.

Stories from London's National Maritime Museum include the shooting of Admiral Horatio Nelson, the capture of pirates, Captain Bligh's commandeering of a lifeboat and lightning strikes at sea.

An American's trip to Alaska heads south; officers suspect a convicted drug dealer is taking his business north; a ship containing weapons is searched.

Officers stop a father and son packing loads of ammo, but can't find the gun. Meanwhile, the Vessel Search Unit find a suspect sailor on a US tug.

A young man's lies could keep him from his fiancee, while the discovery of a gold bar and lots of cash spell trouble for another traveller.

Suspicions about a convicted smuggler uncover a scam; questions are raised when officers stumble upon a suitcase full of meat.

Mariana delves into a new scheme called sextortion, where compromising photos are used to extort victims; while searching for the scammer who targeted a young American, she uncovers a scam culture even more terrifying than she had imagined.

Mariana investigates a scam that tricks seniors into becoming drug mules.

Mariana's investigation into how gold mining is funding terrorism gets interrupted by a military coup that strands the team in Niger.

Mariana meets the craftsmen who make and sell the world's finest counterfeit U.S. dollars.

Force K6, an Indian regiment of mule handlers in WW2, aided Allied evacuation at Dunkirk, other units escaped Nazi-occupied France.

The stories of three Black sailors, who not only miraculously survived the attack on Pearl Harbor, but also saved countless lives.

Unearthing the hidden heroes of the 320th Barrage Balloon Battalion, the only all-Black combat unit to fight on the D-Day beaches to help liberate Europe.