National Geographic (Canada)

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 at Critter Fixer provide inspiration to animals and humans alike.

The docs get up close and personal with venomous snakes, help a dog whose face droops, and send a diabetic canine on the road to recovery.

Darrell Ward faces a trail known as "the obstacle course"; Todd Dewey strives to clear a melting ice bridge; Alex Debogorski hauls an oversized fuel tank; Art Burke stumbles onto an ice crossing in the middle of the night.

The fundamental creation of the wheel helps shape the human experience, but if the wheel suddenly stopped working and society lost the greatest, game-changing accomplishments made using wheel technology, the world would be vastly different.

Darrell Ward faces a trail known as "the obstacle course"; Todd Dewey strives to clear a melting ice bridge; Alex Debogorski hauls an oversized fuel tank; Art Burke stumbles onto an ice crossing in the middle of the night.

The fundamental creation of the wheel helps shape the human experience, but if the wheel suddenly stopped working and society lost the greatest, game-changing accomplishments made using wheel technology, the world would be vastly different.

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.

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

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

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

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

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

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.

Europa, an icy moon of Jupiter, is 485 million miles away from Earth, and it may be the best hope for finding alien life in the solar system; explorers and scientists are planning a trip to Europa to answer questions about extraterrestrial life.

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

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

Europa, an icy moon of Jupiter, is 485 million miles away from Earth, and it may be the best hope for finding alien life in the solar system; explorers and scientists are planning a trip to Europa to answer questions about extraterrestrial life.

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

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

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

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

Officers question a man from Texas who arrives with his hunting equipment.

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.

Scott discovers a totem pole at the legendary Blackfoot Truck Stop in Alberta.

With the biggest storm in centuries only a few days away, the truckers race for loads; Art and Todd set out to prove themselves.

Big Al gets off to a great start as the gold mining season begins, while Bernie struggles with a rookie crew and Ken suffers mechanical difficulties.

Officers question a man from Texas who arrives with his hunting equipment.

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.

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

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

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

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

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

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

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

A long winter forever changes the paths of Port Protection's residents.

Squibb and Troy repair a sinking float that could cause a massive oil spill.

A long winter forever changes the paths of Port Protection's residents.

Squibb and Troy repair a sinking float that could cause a massive oil spill.

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

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

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

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

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

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.

Scott visits a collector with plenty of outbuildings but soon discovers it has already been picked.

The truckers race to deliver their loads while a massive storm approaches; Lisa and Art face a deadly shutdown; Darrell and Todd's feud threatens to rip team Polar apart.

Ken's gold camp is threatened by a flooding river; Karl falls far behind his rivals; Big Al's machines break down as he hunts "smart" gold.

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

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.

Lion Air Flight 610 was just 13 minutes into flight from Jakarta, Indonesia, when it plunges into the sea on October 29, 2018.

The 1985 Japan Airlines Boeing 747 crash is the deadliest single-aircraft accident in history, with 520 fatalities out of 524 people on board.

Curious minds discover how the British Midland Flight 92 crashes on a freeway embankment near the village of Kegworth, resulting in tragedy.

Pakistan International Airlines Flight 8303 crashes near Karachi on 22 May 2020, minutes from landing. The Airbus A320 collides with a residential area during a second approach, just miles from the runway.

Experts shed light on the United Airlines Flight 232 crash as survivors share their firsthand accounts.

US Airways Flight 1549 takes off from New York City's LaGuardia Airport when it collides with a flock of birds, destroying both engines.

Investigators examine the reason behind the deadly crash of Air France Flight 447 that took a catastrophic dive into the Atlantic Ocean.

Survivors of the 2009 Turkish Airlines Flight 1951 crash share their firsthand experiences from that fateful day.

Qantas Flight 32 suffers an uncontained failure in one of its engines. The failure is the first of its kind for the Airbus A380, the world's largest passenger airliner.

Experts analyze the British Airways Flight 38 incident, in which a lack of engine power caused the plane to crash just before landing at London Heathrow Airport.

Survivors of the 2009 Turkish Airlines Flight 1951 crash share their firsthand experiences from that fateful day.

Qantas Flight 32 suffers an uncontained failure in one of its engines. The failure is the first of its kind for the Airbus A380, the world's largest passenger airliner.