The Bible describes Nineveh as a wicked city of sin; finding if new discoveries in Iraq and Israel can shed light on the events behind this fearsome reputation.

Ranking history's 10 most dramatic global disasters.

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

Mariana follows a famous cocaine smuggling route in this enhanced episode.

Mariana uncovers American guns smuggled to Mexico.

Enhanced; Mariana tracks a new wave of underground steroids.

A pleasant American jumps the gun when he decides to go on a quick day-trip; a cheerful traveller's trip is in the bag; a baggage search turns cheesy; a traveller's odd luggage needs to go through the proper channels.

A woman returning from a trip to China has business cards to a Sydney brothel and passports for three Chinese girls.

A piece of salmon comes up positive for cocaine; Syrian carpets have something suspicious woven into the fabric.

The Pickers rummage through central Saskatchewan, scoring vintage pistols, antique toys and an inflatable Coca-Cola display; Scott challenges Sheldon to a driving showdown.

Alex's ego is crushed when the Bugatti fails to perform; a damaged Alfa Romeo gets a cosmetic overhaul; David attempts to figure out what is wrong with Larry's new Ferrari.

Glass brought light into homes and put the world into focus; people use glass to protect ourselves, cure disease, and create artistic masterpieces.

A pleasant American jumps the gun when he decides to go on a quick day-trip; a cheerful traveller's trip is in the bag; a baggage search turns cheesy; a traveller's odd luggage needs to go through the proper channels.

A woman returning from a trip to China has business cards to a Sydney brothel and passports for three Chinese girls.

A piece of salmon comes up positive for cocaine; Syrian carpets have something suspicious woven into the fabric.

An approaching Alaskan winter blurs the line between predator and prey.

On the cusp of winter, Indigenous peoples of Alaska work to secure food and safety for the brutal season ahead.

Alaska Natives battle the seas of the arctic as winter looms.

Alaska Natives battle the seas of the arctic as winter looms.

For the Indigenous Peoples of Alaska, giving up is never an option.

In harsh climates, the land becomes a survival resource for Alaska Natives.

The unpredictability of the arctic in winter challenges Alaska natives.

Alaska Natives strive to maintain Indigenous traditions in their homelands.

Alex Honnold and Tommy Caldwell climb a 9,000-foot Alaskan peak.

Alaska Natives strive to maintain Indigenous traditions in their homelands.

Alex Honnold and Tommy Caldwell climb a 9,000-foot Alaskan peak.

An approaching Alaskan winter blurs the line between predator and prey.

On the cusp of winter, Indigenous peoples of Alaska work to secure food and safety for the brutal season ahead.

Alaska Natives battle the seas of the arctic as winter looms.

Alaska Natives battle the seas of the arctic as winter looms.

A man arrives from Beijing with strong readings for narcotics; three men want to visit a temple that hasn't been built yet.

A woman's belongings are positive for heroin; a Malaysian man arrives looking for work.

A woman with protruding pants attracts the attention of Customs; a passenger would rather go to court than pay a fine.

A woman tries to smuggle an expensive gift into Australia; a package from Hong Kong looks suspicious.

The Pickers keep a close eye on their new warehouse manager as they scour Southern Ontario for bargains; Scott and Sheldon uncover a cache of vintage guitars.

David takes Alex to the Elegance at Hershey; the guys work on a 1966 Oldsmobile Toronado and race to complete the Bugatti.

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.

A man arrives from Beijing with strong readings for narcotics; three men want to visit a temple that hasn't been built yet.

A woman's belongings are positive for heroin; a Malaysian man arrives looking for work.

A woman with protruding pants attracts the attention of Customs; a passenger would rather go to court than pay a fine.

A woman tries to smuggle an expensive gift into Australia; a package from Hong Kong looks suspicious.

The Pols welcome a fluffy addition to the family; Tater is not pleased.

Welcome to the fair; Vets rally to keep dreams alive for hardworking kids.

Charles is worried about his dog Athena and looks to his dad for guidance.

From the North Pole to Dr. Pol, everyone is getting in the Christmas spirit.

The staffers become the clients when several of their pets fall ill.

The clinic works together to create an extra special surprise for Diane.

The Pols need to fix the sheep hut before winter arrives.

Everything feels connected as the vets see patterns emerge in their cases.

In Costa Rica, Dr. Oakley handles a pair of jaguars and a sloth in heat.

The clinic braces for a snowstorm as Doc races to an emergency farm call.

Everything feels connected as the vets see patterns emerge in their cases.

In Costa Rica, Dr. Oakley handles a pair of jaguars and a sloth in heat.

The clinic braces for a snowstorm as Doc races to an emergency farm call.

The Pols welcome a fluffy addition to the family; Tater is not pleased.

Welcome to the fair; Vets rally to keep dreams alive for hardworking kids.

Charles is worried about his dog Athena and looks to his dad for guidance.

From the North Pole to Dr. Pol, everyone is getting in the Christmas spirit.

A fidgety passenger has officers on high alert because of what's found under his home's floorboards.

A musician claims to have special powers that help her see the future.

A father and son from China have four suitcases full of undeclared food; an immigration raid targets illegal workers.

An American tourist is caught renting by the hour, but insists she needs to meet up with her boyfriend.

The Pickers invade Nova Scotia; Scott taunts Sheldon with a lucky tattoo; Red Indian sign; Keenan messes up at the warehouse.

David reveals the Bugatti in the Middle East; Ian lands a big break with George Barris' rocket-powered Turbo-Sonic.

Exploring what the world would be like if salt and all of its vital contributions, from food preservation to enabling industry, were to suddenly disappear.

A fidgety passenger has officers on high alert because of what's found under his home's floorboards.

A musician claims to have special powers that help her see the future.

A father and son from China have four suitcases full of undeclared food; an immigration raid targets illegal workers.

An American tourist is caught renting by the hour, but insists she needs to meet up with her boyfriend.

Archaeologists unearth new evidence of how the iconic pyramids evolved.

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

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

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.

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.

Archaeologists unearth new evidence of how the iconic pyramids evolved.

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

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.

Art Burke has to cross one of the longest winter roads in the world; Todd Dewey, must dig himself out of mountains of fresh snow or risk a dangerous night in freezing temperatures.

Humans and animals of the past, including lion tamarinds, Sumatran tigers, and a modern Noah's ark.

The men and women who live side by side with the animals at the Toronto Zoo.

Art Burke has to cross one of the longest winter roads in the world; Todd Dewey, must dig himself out of mountains of fresh snow or risk a dangerous night in freezing temperatures.

Humans and animals of the past, including lion tamarinds, Sumatran tigers, and a modern Noah's ark.

The men and women who live side by side with the animals at the Toronto Zoo.

A chicken lays an egg while under anesthesia; a puppy has a garbage gut; the vets come together to save a mare in labor.

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 welcome three new horses to their riverside home.

The Schroeders examine the state trooper K9s and join a training session; Dr. Ben saves a cat that ate string; Dr. Erin helps a dog after an attack.

A chicken lays an egg while under anesthesia; a puppy has a garbage gut; the vets come together to save a mare in labor.

The Schroeders welcome three new horses to their riverside home.

The Schroeders examine the state trooper K9s and join a training session; Dr. Ben saves a cat that ate string; Dr. Erin helps a dog after an attack.

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.

Todd goes on a risky run to deliver the heaviest haul in company history; Art's sent on a high stakes rescue mission; Lisa gets an exclusive contract; Darrell steals a load from Polar.

A warthog gets some company from her mate; Janis cleans off Canadian geese covered in oil.

Lion tamarinds, Sumatran tigers, and a modern Noah's Ark.

Todd goes on a risky run to deliver the heaviest haul in company history; Art's sent on a high stakes rescue mission; Lisa gets an exclusive contract; Darrell steals a load from Polar.

A warthog gets some company from her mate; Janis cleans off Canadian geese covered in oil.

Lion tamarinds, Sumatran tigers, and a modern Noah's Ark.

The world is literally buzzing with insects; bees, spiders and insects of all shapes and sizes touch every aspect of life, they're the essential workers that pollinate food, clean up the dead and are an integral part of the ecosystem.

Drug lord Khun Sa floods New York, N.Y., with purity heroin until the DEA hatches a plan.

In this enhanced episode, an army veteran helps flood Harlem with heroin.

The mob connects with the Mujahideen to create an ambitious heroin pipeline.

To avenge 9/11, DEA agent Jeff Higgins pursues Afghan kingpin Haji Bagcho.

Enhanced episode; how a party bro became the biggest pill mill boss in the U.S.

Enhanced episode; chemists, gangs and cartels bring in fentanyl.

Exploring San Francisco's artisan baking scene, where sourdough has flour power.

In Guatemala, the humble tortilla makes the world go round.

In Turkey, a national obsession for bread feeds bodies and souls alike.

The department finds boats in Puerto Rico containing 350 kg of coke and multiple guns.

Awkwafina lost her mother at a young age; eager to help her reconnect with her South Korean culinary and ancestral heritage, Antoni curates a voyage of discovery filled with new experiences, family revelations, and evocative flavors.

The Bible describes Nineveh as a wicked city of sin; finding if new discoveries in Iraq and Israel can shed light on the events behind this fearsome reputation.

The department finds boats in Puerto Rico containing 350 kg of coke and multiple guns.

Awkwafina lost her mother at a young age; eager to help her reconnect with her South Korean culinary and ancestral heritage, Antoni curates a voyage of discovery filled with new experiences, family revelations, and evocative flavors.

The Bible describes Nineveh as a wicked city of sin; finding if new discoveries in Iraq and Israel can shed light on the events behind this fearsome reputation.

In this enhanced episode, an army veteran helps flood Harlem with heroin.

The mob connects with the Mujahideen to create an ambitious heroin pipeline.

To avenge 9/11, DEA agent Jeff Higgins pursues Afghan kingpin Haji Bagcho.

Enhanced episode; how a party bro became the biggest pill mill boss in the U.S.

At O'Hare International, a returning American's bananas cause a slip-up in secondary; a mother covers for her kid at Detroit's Ambassador Bridge; a car search is brought to a head in Washington State.

Officers search for a fugitive in Washington State; a cook is questioned on his way to Las Vegas; a canine flags several packages in Chicago; x-rays discover anomalies in Port Huron cargo.

An officer's expertise in body language pays off; a German rock band in Detroit; a hole in a traveler's story.

A Chicago canine unit discovers smugglers; officers enter a high-speed chase in Port Huron; a traveler triggers radiation alarms; bullets in Blaine, Washington.

Two mechanics butt heads; a Rat Rod rises from the junkyard; a new sheriff lays down the law.

The Pickers test their luck in New Brunswick; Scott hunts for broken toys, while Sheldon uncovers a vintage suppository maker; a games room reveals a spectacular stash.

Examining the history of cats and dogs and how they have been helpful companions to humankind all over the globe.

At O'Hare International, a returning American's bananas cause a slip-up in secondary; a mother covers for her kid at Detroit's Ambassador Bridge; a car search is brought to a head in Washington State.

Officers search for a fugitive in Washington State; a cook is questioned on his way to Las Vegas; a canine flags several packages in Chicago; x-rays discover anomalies in Port Huron cargo.

An officer's expertise in body language pays off; a German rock band in Detroit; a hole in a traveler's story.

A Chicago canine unit discovers smugglers; officers enter a high-speed chase in Port Huron; a traveler triggers radiation alarms; bullets in Blaine, Washington.

CBP Dulles finds outbound drugs; Border Patrol tracks human smugglers.

HSI finds cocaine hidden in frozen avocado paste; CBP recovers stolen cars.

CBP in McAllen faces a possible bomb; HSI arrests fentanyl traffickers.

A 48-hour sting leads HSI to a stash house; CBP finds drugs in gas tanks.

HSI tails vehicle transporting meth; CBP seizes looted Ukrainian relics.

Rookie CBP officers find multiple drugs; HSI runs a buy-bust operation.

Border Patrol chases suspect fleeing arrest; CBP stops weed leaving the U.S.

HSI finds overcrowded human stash houses; CBP discovers meth in machinery.

Scientists unveil cutting-edge technology helping in the search for UFOs.

A pursuit off the coast off Vieques ends by seizing 907 kg of cocaine.

HSI finds overcrowded human stash houses; CBP discovers meth in machinery.

Scientists unveil cutting-edge technology helping in the search for UFOs.

A pursuit off the coast off Vieques ends by seizing 907 kg of cocaine.

CBP Dulles finds outbound drugs; Border Patrol tracks human smugglers.

HSI finds cocaine hidden in frozen avocado paste; CBP recovers stolen cars.

CBP in McAllen faces a possible bomb; HSI arrests fentanyl traffickers.

A 48-hour sting leads HSI to a stash house; CBP finds drugs in gas tanks.

In Detroit airport, a family travelling from the UK, may need to corroborate their story. Also a tip from authorities, puts officers at the Chicago International Mail facility on high alert.

Border officers stop a young British visitor meeting an American cyber pal at Detroit Metro Airport, and a Chinese traveller is caught using his mobile phone in a secondary inspection in Chicago.

A strong odor leads to a secondary inspection for two Americans in Port Huron; an officer finds gold at Chicago's O'Hare Airport.

Authorities find a traveler's pot pipe in Blaine; in Port Huron, a traveler's past may come back to haunt him.

David travels to Northern Italy in search of rare Alfa Romeo parts; the owner of a Shelby Mustang GT350 makes a strange request.

The Pickers come across vintage hockey seats autographed by Guy Lafleur; uninvited sellers create a buying free-for-all at an old Quebec bar.

Massive and sophisticated contributions from Korea have shaped our modern world, from ancient advances like the greenhouse and armoured boats to modern screen technology, online gaming, E-sports and K-Pop.

In Detroit airport, a family travelling from the UK, may need to corroborate their story. Also a tip from authorities, puts officers at the Chicago International Mail facility on high alert.

Border officers stop a young British visitor meeting an American cyber pal at Detroit Metro Airport, and a Chinese traveller is caught using his mobile phone in a secondary inspection in Chicago.

A strong odor leads to a secondary inspection for two Americans in Port Huron; an officer finds gold at Chicago's O'Hare Airport.

Authorities find a traveler's pot pipe in Blaine; in Port Huron, a traveler's past may come back to haunt him.

Ten of history's worst maritime disasters at sea.

Towers, bridges, cranes: ranking history's 10 most dramatic collapses.

When a dam fails, catastrophe follows; history's 10 worst dam failures.

Exploring various catastrophies that has happened in mankind's quest to conquer space, from the Apollo 1 tragedy to the Challenger and the Columbia disasters.

In motorsports, tiny mistakes cause disaster; exploring 10 crashes.

Trains, planes, and ships collide; exploring ten global collisions.

Earhart, Everest and the Lost City of Z; uncovering the causes behind the top 10 tragic expeditions in history.

Across the globe lies unseen but widely known threats that can change the world as people know it, from the Yellowstone Supervolcano, the San Andreas fault to nuclear armageddon, climate change, artificial intelligence and global pandemics.

New discoveries unlock the origins of the Bible's flood story.

Whistleblower testimony reignites a decades-long fight for transparency.

Across the globe lies unseen but widely known threats that can change the world as people know it, from the Yellowstone Supervolcano, the San Andreas fault to nuclear armageddon, climate change, artificial intelligence and global pandemics.

New discoveries unlock the origins of the Bible's flood story.

Whistleblower testimony reignites a decades-long fight for transparency.

Ten of history's worst maritime disasters at sea.

Towers, bridges, cranes: ranking history's 10 most dramatic collapses.

When a dam fails, catastrophe follows; history's 10 worst dam failures.

Exploring various catastrophies that has happened in mankind's quest to conquer space, from the Apollo 1 tragedy to the Challenger and the Columbia disasters.

A Canadian must deliver the truth before visiting his wife and child; an officer finds a skull at the JFK mail facility.

A Ukrainian traveler may split after divorcing her husband; a suspicious package is sent to the lab for narcotics testing.

A Canadian is interviewed after officers find pictures of pot plants on his phone; a canine team detects marijuana on a couple.

A conductor arrives to lead a symphony orchestra; a drug dealer tries to enter the United States.

David heads off to England to check out a royal barn; a dying man reveals his last wish.

Scott and Sheldon roam the Yukon territory and meet unusual characters in Whitehorse, Tagish and Dawson; finds include a hand-carved bear statue and a woolly mammoth tusk.

Mexico's gifts to the world include the tomato, the avocado, tacos, tequila, Frida Kahlo, Oscar-winning directors, Mexican wrestling, Latino pop music, silver, rubber, and Mayan astronomy.

A Canadian must deliver the truth before visiting his wife and child; an officer finds a skull at the JFK mail facility.

A Ukrainian traveler may split after divorcing her husband; a suspicious package is sent to the lab for narcotics testing.

A Canadian is interviewed after officers find pictures of pot plants on his phone; a canine team detects marijuana on a couple.

A conductor arrives to lead a symphony orchestra; a drug dealer tries to enter the United States.

As the seasons change, the next generation must adapt in order to survive.

As spring begins, the next generation races to finish vital tasks.

The next generation must adapt to the ever-changing demands spring brings.

The next generation explores new territories to claim their fall harvest.

As winter draws near, the needs to hunt, harvest and build are top priorities.

Alaskans must heed Mother Nature's messages or face the consequences.

As fall wanes, Alaskans must do what it takes to prepare for winter.

Sometimes being a little crazy helps to overcome challenges.

A century after Shackleton's Endurance sank beneath the ice, explorers uncovers the shipwreck and a tale of survival.

Sometimes being a little crazy helps to overcome challenges.

A century after Shackleton's Endurance sank beneath the ice, explorers uncovers the shipwreck and a tale of survival.

As the seasons change, the next generation must adapt in order to survive.

As spring begins, the next generation races to finish vital tasks.

The next generation must adapt to the ever-changing demands spring brings.

The next generation explores new territories to claim their fall harvest.

CBP worries a man from Nicaragua may not leave the U.S.; a traveler's plan to start an e-vape business may go up in smoke.

A traveler must make a difficult decision; a bus passenger is busted with bud in her bag.

Officers find cocaine inside a Caribbean cocktail; officers sift through packages of pills.

Real estate entrepreneurs are questioned; a traveler's investments in the U.S. raises alarms; suspicious Mexican souvenirs.

A new hire causes Ian to lose his cool; a Dodge Superbee gets a tune-up; an antique toy Packard is restored.

Music star George Canyon has a special request for the guys while Scott makes an expensive custom order in Ontario.

From early exploration to cutting-edge technologies, Sweden has helped define the modern world through innovations from Viking ship design, IT, dynamite, Nobel prizes, and the music of ABBA.

CBP worries a man from Nicaragua may not leave the U.S.; a traveler's plan to start an e-vape business may go up in smoke.

A traveler must make a difficult decision; a bus passenger is busted with bud in her bag.

Officers find cocaine inside a Caribbean cocktail; officers sift through packages of pills.

Real estate entrepreneurs are questioned; a traveler's investments in the U.S. raises alarms; suspicious Mexican souvenirs.

Cesar helps shed the pounds of an overweight pit mix.

Cesar matches a rescue dog with a family & inspires them to be leaders.

Paraplegic pet mom struggles to manage fighting bulldogs on her own.

Cesar rehabs two destructive Boston terriers and a senior husky that is taking a big social step.

Cesar helps an excited pit bull and matches a family with their forever dog.

Cesar works with a confused Goldendoodle and a fearful pet parent.

Cesar's rehab of two violent dogs threatening to kill each other continues.

A muskrat attack sends a dog to the vet; Dr. Nicole has exciting news.

Dr. Oakley treats a sheep with a large growth and the eye of a tiny owl.

Spring brings a baby boom of goats, reindeer, and puppies to the clinic.

A muskrat attack sends a dog to the vet; Dr. Nicole has exciting news.

Dr. Oakley treats a sheep with a large growth and the eye of a tiny owl.

Spring brings a baby boom of goats, reindeer, and puppies to the clinic.

Cesar helps shed the pounds of an overweight pit mix.

Cesar matches a rescue dog with a family & inspires them to be leaders.

Paraplegic pet mom struggles to manage fighting bulldogs on her own.

Cesar rehabs two destructive Boston terriers and a senior husky that is taking a big social step.

A traveler is caught driving without a license; a U.S. resident returns from the Dominican Republic.

Human bones are found inside luggage; a pair fails to declare thousands of dollars in jewelry; a mysterious powder is masked by beauty products.

A traveler is caught with injections; officers smoke out marijuana residue; a mom may end up in jail due to a wrong turn.

A one-way ticket raises red flags; a traveler is caught with undeclared meat; officers find a loaded gun and live crab.

Jay struggles with a custom monster truck; David goes to England.

A barbershop salutes the Toronto Maple Leafs; Sheldon and Scott engage in a 15-minute pick-a-thon; the Calgary warehouse welcomes a new employee.

Dutch inventions and innovators have changed the world, from artists like Rembrandt and Van Gogh to Anne Frank, the first stock exchange, telescopes, submarines, windmills, flowers and gin.

A traveler is caught driving without a license; a U.S. resident returns from the Dominican Republic.

Human bones are found inside luggage; a pair fails to declare thousands of dollars in jewelry; a mysterious powder is masked by beauty products.

A traveler is caught with injections; officers smoke out marijuana residue; a mom may end up in jail due to a wrong turn.

A one-way ticket raises red flags; a traveler is caught with undeclared meat; officers find a loaded gun and live crab.

Archaeologists investigate the suspicious death of Tutankhamun.

Archaeologists investigate how the river Nile transformed ancient Egypt.

Archaeologists investigate Egypt's famous warrior king, Alexander the Great.

Hunting Egypt's lost treasures in the Valley of the Kings.

In the shadow of the Great Pyramid, archaeologists unearth a royal palace.

Archeologists excavate an unexplored burial chamber inside a pyramid.

Archaeologists explore life and death in Ancient Egypt's metropolis, Alexandria.