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

Alaskans must use sweat equity to harvest and preserve their bounty.

Alaskans must harness nature's resources in order to survive in the Arctic.

No matter the season, danger lurks in Alaska's backcountry.

Officers get the dope on a traveler's rap sheet; A passenger is unsure of his luggage contents.

Suspicious x-rays; an MMA fighter's story; an RV search that reveals unusual weapons; a cross-border car sale.

A businesswoman's personal items sound alarms; a cargo ship crew member who has been concealing in the ceiling; a puppeteer couple; an American seeking legal advice in Ontario.

Partygoers receive rave reviews at the Coutts crossing; officers delve into an international affair.

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.

Snow threatens to bury Ken's pay dirt; Karl ignores his father's advice; Big Al deals with failing equipment and unhappy workers as his first season comes to an end.

Adam, Kru and Tony follow the path of a failed 1982 Vancouver news team led by a Slumach gold hunter and mystic dowser.

Officers get the dope on a traveler's rap sheet; A passenger is unsure of his luggage contents.

Suspicious x-rays; an MMA fighter's story; an RV search that reveals unusual weapons; a cross-border car sale.

A businesswoman's personal items sound alarms; a cargo ship crew member who has been concealing in the ceiling; a puppeteer couple; an American seeking legal advice in Ontario.

Partygoers receive rave reviews at the Coutts crossing; officers delve into an international affair.

There's no time to rest with emergency calvings, rowdy pups, and ailing felines.

A new Pol family member is born.

A blocked bearded dragon; a feisty cow to dodge; a surprise for Tater.

A puppy tornado touches down at PVS; a cute kitten is rescued.

A snake with lumps, a cat with a sky-high temperature, and a goose on the loose.

Dr. Pol has the great honor of escorting U.S. veterans to Washington.

Dr. Pol and Diane celebrate a milestone that's been decades in the making.

Dr. Pol celebrates turning 80 with a trip to the Netherlands with Diane.

Leopards, lions, crocs and hippos battle it out around dwindling waterholes.

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

Dr. Pol celebrates turning 80 with a trip to the Netherlands with Diane.

Leopards, lions, crocs and hippos battle it out around dwindling waterholes.

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

There's no time to rest with emergency calvings, rowdy pups, and ailing felines.

A new Pol family member is born.

A blocked bearded dragon; a feisty cow to dodge; a surprise for Tater.

A puppy tornado touches down at PVS; a cute kitten is rescued.

Cookies can be more trouble than treat; twins with matching beers take a wrong turn.

Officers make a stunning discovery; a tourist's papers hint at her true plans for coming to Canada.

A senior has some unfriendly gear in his RV; a Canadian returning from Panama tells all.

An American is busted trying to catch a different kind of trip; officers help a tipsy traveler.

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

Karl hopes to score 100 ounces of gold in one week; Ken must deal with an eager employee who keeps breaking equipment.

After aborting his mission last season, lone wolf prospector David Muise returns undeterred and looking for a partner.

Cookies can be more trouble than treat; twins with matching beers take a wrong turn.

Officers make a stunning discovery; a tourist's papers hint at her true plans for coming to Canada.

A senior has some unfriendly gear in his RV; a Canadian returning from Panama tells all.

An American is busted trying to catch a different kind of trip; officers help a tipsy traveler.

Francis Drake is cemented in history as the world's most controversial pirate.

Grace O'Malley defies gender conventions of her day and becomes the most feared and respected leader of both the land and the sea, eventually rising to Chieftain.

Englishman-turned-Algerian pirate John Ward becomes ruler of the Tunisian empire.

Brilliant strategist Morgan takes humans, treasure, and towns without mercy.

Captain Kidd, the treasure hunter, turns from pirate hunter to pirate.

Blackbeard's name strikes fear into all as a brutal diabolical pirate.

Braver than the men, Anne Bonny and Mary Read are ferocious female pirates.

Bartholomew Roberts is the most successful pirate of the Golden Age.

CBP officers in McAllen shut down the port over a potential bomb threat; HSI San Diego conducts a sting operation to arrest fentanyl traffickers.

Curly fires the first rounds of duck season; Oliver hunts for fresh crab.

Bartholomew Roberts is the most successful pirate of the Golden Age.

CBP officers in McAllen shut down the port over a potential bomb threat; HSI San Diego conducts a sting operation to arrest fentanyl traffickers.

Curly fires the first rounds of duck season; Oliver hunts for fresh crab.

Francis Drake is cemented in history as the world's most controversial pirate.

Grace O'Malley defies gender conventions of her day and becomes the most feared and respected leader of both the land and the sea, eventually rising to Chieftain.

Englishman-turned-Algerian pirate John Ward becomes ruler of the Tunisian empire.

Brilliant strategist Morgan takes humans, treasure, and towns without mercy.

Polar drivers Lisa, Art and Todd start on an epic journey up the longest seasonal winter road in the world; VP stays closer to home, traveling dangerous roads in a late attempt to boost their load count.

Lisa has to decide help a competitor push further into the arctic unknown or go back to Polar headquarters with her teammates.

A heavy automobile container hints at trouble; A student's stash of food brings him discomfort.

Lisa has to decide help a competitor push further into the arctic unknown or go back to Polar headquarters with her teammates.

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.

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

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

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

Dr. Pol and Charles cook up a special treat for Mother's Day.

A documentary-style look into the personal lives of the country vets.

Dr. Pol welcomes a new vet, Dr. Olivia, to the clinic.

Dr. Pol and Charles cook up a special treat for Mother's Day.

A documentary-style look into the personal lives of the country vets.

Dr. Pol welcomes a new vet, Dr. Olivia, to the clinic.

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.

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.

Gold, the shiny precious metal that has been cherished through all recorded time, is vital to the modern world; if gold was suddenly stripped away, the technological and cultural world would be left reeling.

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.

Gold, the shiny precious metal that has been cherished through all recorded time, is vital to the modern world; if gold was suddenly stripped away, the technological and cultural world would be left reeling.

The final words of a lifelong gold hunter send Adam, Kru and Daryl Friesen through an icy gauntlet high above Pitt Lake.

Gary Mehigan, an Australian chef, travels to Brajbhumi to witness the grand, vibrant and unique celebration of Holi as he engages in a series of activities.

Chef Pablo tags along thousands of devotees as they perform rituals and distribute sweets to celebrate the Ganpati Festival, which is dedicated to Lord Ganesh.

Gary Mehigan explores different parts of Delhi and Hyderabad during Eid-Ul-Fitr, where Muslims celebrate the end of Ramadan with delicacies.

Chef Gary Mehigan lands in Kolkata to soak in the festive spirit of Durga Puja, a Hindu festival where devotees celebrate Goddess Durga's victory over evil.

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.

Antoni helps Florence explore the origins of her family's passion for food as they travel through Oxford, the Yorkshire coast and London; they encounter dishes and discover stories of ancestors.

On the hunt for the origins of the Marsden family's beloved chicken fried steak, Antoni takes James from the Texas plains to Germany; they discover just how much the experiences of his German forebears have shaped James' family history.

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.

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.

Antoni takes Henry to Borneo, where they unearth family stories and taste their way to a deeper connection with Henry's mother's Iban heritage; Henry learns that genealogy in this oral tradition is about far more than storytelling.

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.

Gary immerses himself in Kerala's 10-day celebrations of Onam, an annual harvest and cultural festival, by participating in exciting activities and sampling local cuisine.

Antoni takes Henry to Borneo, where they unearth family stories and taste their way to a deeper connection with Henry's mother's Iban heritage; Henry learns that genealogy in this oral tradition is about far more than storytelling.

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.

Gary immerses himself in Kerala's 10-day celebrations of Onam, an annual harvest and cultural festival, by participating in exciting activities and sampling local cuisine.

Gary Mehigan, an Australian chef, travels to Brajbhumi to witness the grand, vibrant and unique celebration of Holi as he engages in a series of activities.

Chef Pablo tags along thousands of devotees as they perform rituals and distribute sweets to celebrate the Ganpati Festival, which is dedicated to Lord Ganesh.

Gary Mehigan explores different parts of Delhi and Hyderabad during Eid-Ul-Fitr, where Muslims celebrate the end of Ramadan with delicacies.

Chef Gary Mehigan lands in Kolkata to soak in the festive spirit of Durga Puja, a Hindu festival where devotees celebrate Goddess Durga's victory over evil.

A traveler returns with a surprise; Marine officers come upon an infested container.

A student is failing his customs exam; officers prevent an artifact from going down in history.

The canine unit brings home the bacon; A traveler discovers she's got a friend in high places.

Joining dedicated teams of agents at Canada's airports and seaports as they intercept visitors smuggling illegal contraband and tourists with tall stories.

Frigid temperatures wreak havoc on Dawson City, putting the fire department in danger; an avalanche shuts down the Klondike Highway and a tow operator races to find a driver who has plunged off-road and into an icy river.

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.

Karl contemplates a crew member's dismissal; fire threatens Cam's camp; Ken pours money into his operation.

A traveler returns with a surprise; Marine officers come upon an infested container.

A student is failing his customs exam; officers prevent an artifact from going down in history.

The canine unit brings home the bacon; A traveler discovers she's got a friend in high places.

Joining dedicated teams of agents at Canada's airports and seaports as they intercept visitors smuggling illegal contraband and tourists with tall stories.

Killer wolves turn a quiet duck hunt deadly for Tim Curly Leach.

Breanna's mission for deer leads her to some unsettling signs.

Breanna and Oliver go shrimping, while Sam and Curly net for salmon.

Matt and Carl prepare for adventure; Oliver chases after deer.

The search for crab takes residents into a dangerous new environment.

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

Carl hunts a deer; Troy dives and Curly and Veronica embrace danger.

In Port Protection, tools aren't always used for what they're intended.

CBP seizes fentanyl, coke and heroin; HSI Miami intercepts outbound guns.

Spanish Coastguards fight human trafficking with unexpected results.

In Port Protection, tools aren't always used for what they're intended.

CBP seizes fentanyl, coke and heroin; HSI Miami intercepts outbound guns.

Spanish Coastguards fight human trafficking with unexpected results.

Killer wolves turn a quiet duck hunt deadly for Tim Curly Leach.

Breanna's mission for deer leads her to some unsettling signs.

Breanna and Oliver go shrimping, while Sam and Curly net for salmon.

Matt and Carl prepare for adventure; Oliver chases after deer.

A captain navigates troubled waters when he forgets to declare himself to the authorities.

An American arrives at customs with firearms; a traveler makes a breathtaking statement.

An irritated traveler pushes officers to the limit; Haitian fruits may contain more than vitamins.

Multiple 911 calls push Dawson City to the brink as they battle to save a family home and a historic building, while snowstorms pummel Whitehorse, causing chaos and forcing a dangerous backcountry helicopter rescue mission.

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.

Ken loses a machine when he can't afford to pay his debts and his crew; Big Al experiences more mechanical breakdowns; Dennis needs to quickly discover $10,000 worth of gold or get shut down.

A captain navigates troubled waters when he forgets to declare himself to the authorities.

An American arrives at customs with firearms; a traveler makes a breathtaking statement.

An irritated traveler pushes officers to the limit; Haitian fruits may contain more than vitamins.

Health care costs have pushed millions of Americans to the black market.

Mariana goes inside the dangerous, high-stakes world of illegal gambling to try and understand its allure, its growth and its dark side.

Mariana heads to the Congo to investigate the illegal trading of wild apes that has 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.

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.

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

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

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

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

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

Health care costs have pushed millions of Americans to the black market.

Mariana goes inside the dangerous, high-stakes world of illegal gambling to try and understand its allure, its growth and its dark side.

Mariana heads to the Congo to investigate the illegal trading of wild apes that has 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.

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.

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.

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.

Darrell and Lisa head into Alberta and onto a trail nicknamed The Death Road; Art faces off with the ice crossing where he nearly lost his life last season; Todd takes rookie Steph Custance under his wing as she embarks on her first journey.

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

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.

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.

Ranking history's 10 most dramatic global disasters.

Ten of history's worst maritime disasters at sea.

Explore the 10 most dramatic structural collapses in history, from bridges to buildings.

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.

Witness the 10 worst sports crashes from the high-risk world of sport racing.

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.

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

Racing to a rescue, rookie Terje runs into trouble when he crashes Thord's tow-truck; Thord risks it all to rescue a garbage truck.

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

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

Racing to a rescue, rookie Terje runs into trouble when he crashes Thord's tow-truck; Thord risks it all to rescue a garbage truck.

Ranking history's 10 most dramatic global disasters.

Ten of history's worst maritime disasters at sea.

Explore the 10 most dramatic structural collapses in history, from bridges to buildings.

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

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.

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.

The Dawson City Fire Department struggles in the absence of their chief; Ray is stuck in deep snow on a remote backroad and Colin races against an incoming storm to keep the travelling public safe.

Rookie Steph Custance tries to complete the first ice road mission of her career; Alex Debogorski runs into a road block as temperatures soar; Art Burke attempts to deliver to a new community; Darrell Ward braves an unregulated winter road.

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.

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.

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.

Cesar rehabs an overprotective Great Dane mix.

A Chihuahua poses a threat to a pet mom's romantic life.

Cesar finds a dog to help a woman heal; he helps a territorial Maltipom.

Cesar rehabs two aggressive German Shepherds, and one very loud Min Pin Mix.

Cesar helps a rottweiler on house arrest and a Pom Terrier to socialize.

A cattle dog protects her fearful owner, and a family finds a perfect pal.

Cesar rehabs a boxer with an aggressive obsession with attacking handbags.

Cesar finds a match for a young couple and helps with separation anxiety.

A pride of lions corners a leopard; a hippo hurls a young impala into the air; two hyenas try to drown each other; an aardvark runs for its life from a brown hyena.

A challenging farm call turns into an emergency for one of the team.

Cesar finds a match for a young couple and helps with separation anxiety.

A pride of lions corners a leopard; a hippo hurls a young impala into the air; two hyenas try to drown each other; an aardvark runs for its life from a brown hyena.

A challenging farm call turns into an emergency for one of the team.

Cesar rehabs an overprotective Great Dane mix.

A Chihuahua poses a threat to a pet mom's romantic life.

Cesar finds a dog to help a woman heal; he helps a territorial Maltipom.

Cesar rehabs two aggressive German Shepherds, and one very loud Min Pin Mix.

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.

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.

The Yukon's Civil Air Search and Rescue Association battles flying conditions in their search for a historic missing plane that had 44 people on board; the Dawson City Fire Department responds to a 911 call that puts the town in jeopardy.

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.

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

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.

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.

Just weeks before the war ends, USS Indianapolis is violently sunk; hundreds of men are lost at sea as they fight off exposure and shark attacks; it is the worst disaster at sea in U.S. Naval history.

Undersea explorers aboard the research vessel Petrel detect a wreck off the coast of the Philippines that fits the profile of an American destroyer.

Hours after emerging victorious in the first carrier-to-carrier battle of World War II, the USS Lexington erupts in flames due to enemy fire; after 80 years, Petrel hopes to spot the wreck and the planes that went down with the ship.

The Petrel team searches for the American aircraft carrier USS Hornet; the ship's life is cut short when the Hornet sails into a hornet's nest of Japanese ships.

What happened aboard the USS Juneau; five brothers are lost, but not all perish when the ship goes down; at least one brother is among scores of men stranded at sea for eight days.

In one night, over 1000 Allied sailors perish when four cruisers go down in flames; Petrel searches for the cruisers in a graveyard littered with ships.

Rob Kraft hunts for Musashi, the biggest battleship ever built and considered to be unsinkable by the Japanese.

Research vessel Petrel picks up what they believe to be the debris trail of the USS Johnston; a manned submersible is deployed to potentially put eyes on the deepest shipwreck in the world.

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

Curly helps battle a group of deadly trees on his neighbor's property.

Research vessel Petrel picks up what they believe to be the debris trail of the USS Johnston; a manned submersible is deployed to potentially put eyes on the deepest shipwreck in the world.

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

Curly helps battle a group of deadly trees on his neighbor's property.

Just weeks before the war ends, USS Indianapolis is violently sunk; hundreds of men are lost at sea as they fight off exposure and shark attacks; it is the worst disaster at sea in U.S. Naval history.

Undersea explorers aboard the research vessel Petrel detect a wreck off the coast of the Philippines that fits the profile of an American destroyer.

Hours after emerging victorious in the first carrier-to-carrier battle of World War II, the USS Lexington erupts in flames due to enemy fire; after 80 years, Petrel hopes to spot the wreck and the planes that went down with the ship.

The Petrel team searches for the American aircraft carrier USS Hornet; the ship's life is cut short when the Hornet sails into a hornet's nest of Japanese ships.

On her first solo trip, Steph Custance braves one of the longest ice crossings on the map; Darrell Ward attempts a triple delivery in a single day; an engine fire stops Lisa Kelly in her tracks; Todd Dewey celebrates his birthday stuck on a road.

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

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

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

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

Dr. Oakley treats a pair of neglected dogs, and Willow rescues feral cats.

Dr. Oakley lassos a calf, shears an overgrown sheep and treats a dog with an eye injury.

Dr. Oakley treats an emaciated chicken and a dog with a lacerated paw.

Dr. Oakley treats a cherished breeding bull and a cat with a worrying lump.

Dr. Oakley vaccinates a jet-setting chihuahua, tries to outsmart a shifty coyote and meets a cow with an unusual growth.

Dr. Oakley treats a baby elk with a limp, performs a dental on a musk ox and gives a roadside pedicure to a pig.

Dr. Oakley transports baby bison to their new home and treats a pair of therapy reindeer that help a veteran with PTSD.

Dr. Oakley treats a pair of debilitated chickens and a Highland cow that loves to give hugs; a reindeer farm hopes to turn its luck around.