The Bloods will stop at nothing to fight back against their arch-nemesis, the Crips, making national headlines in the process.

Pablo Escobar's Medellin Cartel become powerful cocaine traffickers; when they go to war with Colombia, the cartel tests their limits.

A glimpse inside the maximum-security world of America's secret prisons as we unveil their hidden agendas and covert operations.

Innovations, from the light bulb to the automobile, change the world; host Peyton Manning unveils the top 10 inventions of all time, as voted on by a panel of experts.

Marty searches for a bull moose that vanished in thick brush; Mike races bears to pack out bull elk meat.; Lauro and Neil take their raft on its maiden voyage to set nets for fish and traps for beaver.

The team unveils the greatest mysteries of the Bermuda Triangle; wreck divers Mike Barnette, Jimmy Gadomski and team investigators provide inside information on what may have happened to the most famous missing ships and planes.

Marty searches for a bull moose that vanished in thick brush; Mike races bears to pack out bull elk meat.; Lauro and Neil take their raft on its maiden voyage to set nets for fish and traps for beaver.

Lisa and Todd take on one of the toughest runs of the season; Darrell steals business from his former boss; Alex's trucking season is threatened by a crash.

The early arrival of winter forces Ken on a dangerous drive for fuel; Karl deals with a frozen sluice plant, a broken vehicle, and other assorted troubles; Bernie loses his pay streak and a crew member.

A Japanese-Canadian survivor of World War II internment and his daughter discover their family's past; in another child-parent story, the son of Royal Canadian Airforce bomb aimer uncovers the prisoner-of-war experience his father never spoke about.

Lisa and Todd take on one of the toughest runs of the season; Darrell steals business from his former boss; Alex's trucking season is threatened by a crash.

The early arrival of winter forces Ken on a dangerous drive for fuel; Karl deals with a frozen sluice plant, a broken vehicle, and other assorted troubles; Bernie loses his pay streak and a crew member.

A Japanese-Canadian survivor of World War II internment and his daughter discover their family's past; in another child-parent story, the son of Royal Canadian Airforce bomb aimer uncovers the prisoner-of-war experience his father never spoke about.

From G.I. Joe to the Slinky, host Peyton Manning counts down the top ten toys, as voted by a panel of experts; discussing which childhood favorite will be crowned the best of the best.

Journalist Tony Harris investigates some of the strange underwater anomalies discovered off the Florida coast in the Bermuda Triangle; Tony and a team of experts analyze evidence of similar discoveries from around the globe and pass a verdict.

Scientists study claims of a dead mermaid discovered and preserved in Japan; UFOs attracted to nuclear facilities; the glowing-eyed sea creature captured on video chasing a motorboat; a man who lived alone in the jungle.

Recent discoveries of previously unknown hominids and breakthroughs in genetic technology give Bigfoot believers new hope that the creature will be found; asking if America is prepared for doomsday; America's only unsolved airplane hijacking.

Lauro travels north of the Arctic Circle with his team of sled dogs to hunt caribou; Daniel rebuilds an oldfloating cabin using driftwood logs and the power of tides; Jake takes out a coyote that threatens the livestock on a remote ranch.

Journalist Tony Harris investigates some of the strange underwater anomalies discovered off the Florida coast in the Bermuda Triangle; Tony and a team of experts analyze evidence of similar discoveries from around the globe and pass a verdict.

From G.I. Joe to the Slinky, host Peyton Manning counts down the top ten toys, as voted by a panel of experts; discussing which childhood favorite will be crowned the best of the best.

Scientists study claims of a dead mermaid discovered and preserved in Japan; UFOs attracted to nuclear facilities; the glowing-eyed sea creature captured on video chasing a motorboat; a man who lived alone in the jungle.

Recent discoveries of previously unknown hominids and breakthroughs in genetic technology give Bigfoot believers new hope that the creature will be found; asking if America is prepared for doomsday; America's only unsolved airplane hijacking.

Scientists study claims of a dead mermaid discovered and preserved in Japan; UFOs attracted to nuclear facilities; the glowing-eyed sea creature captured on video chasing a motorboat; a man who lived alone in the jungle.

Recent discoveries of previously unknown hominids and breakthroughs in genetic technology give Bigfoot believers new hope that the creature will be found; asking if America is prepared for doomsday; America's only unsolved airplane hijacking.

From G.I. Joe to the Slinky, host Peyton Manning counts down the top ten toys, as voted by a panel of experts; discussing which childhood favorite will be crowned the best of the best.

Lauro travels north of the Arctic Circle with his team of sled dogs to hunt caribou; Daniel rebuilds an oldfloating cabin using driftwood logs and the power of tides; Jake takes out a coyote that threatens the livestock on a remote ranch.

Journalist Tony Harris investigates some of the strange underwater anomalies discovered off the Florida coast in the Bermuda Triangle; Tony and a team of experts analyze evidence of similar discoveries from around the globe and pass a verdict.

Lauro travels north of the Arctic Circle with his team of sled dogs to hunt caribou; Daniel rebuilds an oldfloating cabin using driftwood logs and the power of tides; Jake takes out a coyote that threatens the livestock on a remote ranch.

Darrell's calls in a surprising reinforcement; but can this new team member hack the treacherous ice roads; Hugh has a brush with near disaster.

Ken uncovers a mother lode of gold after he changes the Beast's location; breakdowns threaten to bring an early end to Bernie's season; Big Al selects a final site for his sluice plant.

The great-great-granddaughter of one of Canada's first Black servicemen hunts down a missing relic; across the Prairies, a historical tailor decodes the deathbed confession of his grandfather, a World War II veteran.

Darrell's calls in a surprising reinforcement; but can this new team member hack the treacherous ice roads; Hugh has a brush with near disaster.

Ken uncovers a mother lode of gold after he changes the Beast's location; breakdowns threaten to bring an early end to Bernie's season; Big Al selects a final site for his sluice plant.

The great-great-granddaughter of one of Canada's first Black servicemen hunts down a missing relic; across the Prairies, a historical tailor decodes the deathbed confession of his grandfather, a World War II veteran.

Host Peyton Manning counts down the top 10 sports cars of all time as voted on by a panel of experts.

Tony Harris travels to the Florida coast to investigate the legendary Bermuda beast and other mysterious sea creatures at the Bermuda Triangle; Tony and a team of experts will analyze evidence of similar bizarre sea creatures from around the world.

Steve's Restorations takes on the challenge of restoring a client's rust bucket 1972 Gran Torino; in Georgia, Bob's Garage brings back a family's cherished 1959 hi-fi stereo.

For some Americans, home is not behind a picket fence because it is behind steel bars, reinforced concrete, and even armed guards.

Lauro hunts caribou in white-out conditions on Alaska's North Slope; Bret and Ivy, buried under heavy snowfall, push to set their 230-mile trapline; Daniel launches from his floating cabin to hunt deer along the rugged coast.

Tony Harris travels to the Florida coast to investigate the legendary Bermuda beast and other mysterious sea creatures at the Bermuda Triangle; Tony and a team of experts will analyze evidence of similar bizarre sea creatures from around the world.

Host Peyton Manning counts down the top 10 sports cars of all time as voted on by a panel of experts.

Steve's Restorations takes on the challenge of restoring a client's rust bucket 1972 Gran Torino; in Georgia, Bob's Garage brings back a family's cherished 1959 hi-fi stereo.

For some Americans, home is not behind a picket fence because it is behind steel bars, reinforced concrete, and even armed guards.

Steve's Restorations takes on the challenge of restoring a client's rust bucket 1972 Gran Torino; in Georgia, Bob's Garage brings back a family's cherished 1959 hi-fi stereo.

For some Americans, home is not behind a picket fence because it is behind steel bars, reinforced concrete, and even armed guards.

Host Peyton Manning counts down the top 10 sports cars of all time as voted on by a panel of experts.

Lauro hunts caribou in white-out conditions on Alaska's North Slope; Bret and Ivy, buried under heavy snowfall, push to set their 230-mile trapline; Daniel launches from his floating cabin to hunt deer along the rugged coast.

Tony Harris travels to the Florida coast to investigate the legendary Bermuda beast and other mysterious sea creatures at the Bermuda Triangle; Tony and a team of experts will analyze evidence of similar bizarre sea creatures from around the world.

Lauro hunts caribou in white-out conditions on Alaska's North Slope; Bret and Ivy, buried under heavy snowfall, push to set their 230-mile trapline; Daniel launches from his floating cabin to hunt deer along the rugged coast.

Darrell continues to teach Reno how to drive the ice roads; bad wiring could sink Alex's cement load; Lisa and Todd run into a a road block.

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.

A teenaged descendant of Onondaga runner Tom Longboat searches to discover the World War I veteran's story; on the West Coast, a great grandson delves into the Great War to connect with the unknown side of his family.

Darrell continues to teach Reno how to drive the ice roads; bad wiring could sink Alex's cement load; Lisa and Todd run into a a road block.

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.

A teenaged descendant of Onondaga runner Tom Longboat searches to discover the World War I veteran's story; on the West Coast, a great grandson delves into the Great War to connect with the unknown side of his family.

Peyton Manning counts down the entrepreneurs whose contributions to media, tech and finance have earned them the title Titans of Industry; from Oprah Winfrey to Jeff Bezos to JP Morgan, which titan is deemed the greatest by the panel?

Journalist Tony Harris travels to the Florida coast, a hotspot for UFO sightings; Tony and a team of experts analyze compelling evidence of unidentified aerial phenomena and pass a verdict.

Todd returns to face an old nemesis that once defeated him and destroyed his truck, Asheweig Road; Lisa tackles the longest run of the season so far, but disaster strikes when a fire breaks out beneath her truck.

Chance and Soraya slaughter a ram to provide meat for their growing family; Lauro begins preparation for this year's Iditarod by taking his team on a fall training run; Tom sets his line for another season of trapping in the mountains; Jake and his brother Bo motor their way down the Missouri River on the hunt for two mule deer; Paul and Chance build a pole barn with logs from the nearby forest and home-milled lumber.

Wolves and bears continue to cause problems; finding clean drinking water soon becomes a critical issue for the men.

Marty battles the brutal Alaskan winter while running his wildfire ravaged trapline in the Far North; Mike reclaims an abandoned set of solar panels to power his Kodiak Island homestead; Jake discovers a gruesome lion kill on the mountain.

Journalist Tony Harris travels to the Florida coast, a hotspot for UFO sightings; Tony and a team of experts analyze compelling evidence of unidentified aerial phenomena and pass a verdict.

Peyton Manning counts down the entrepreneurs whose contributions to media, tech and finance have earned them the title Titans of Industry; from Oprah Winfrey to Jeff Bezos to JP Morgan, which titan is deemed the greatest by the panel?

Todd returns to face an old nemesis that once defeated him and destroyed his truck, Asheweig Road; Lisa tackles the longest run of the season so far, but disaster strikes when a fire breaks out beneath her truck.

Chance and Soraya slaughter a ram to provide meat for their growing family; Lauro begins preparation for this year's Iditarod by taking his team on a fall training run; Tom sets his line for another season of trapping in the mountains; Jake and his brother Bo motor their way down the Missouri River on the hunt for two mule deer; Paul and Chance build a pole barn with logs from the nearby forest and home-milled lumber.

Wolves and bears continue to cause problems; finding clean drinking water soon becomes a critical issue for the men.

Todd returns to face an old nemesis that once defeated him and destroyed his truck, Asheweig Road; Lisa tackles the longest run of the season so far, but disaster strikes when a fire breaks out beneath her truck.

Chance and Soraya slaughter a ram to provide meat for their growing family; Lauro begins preparation for this year's Iditarod by taking his team on a fall training run; Tom sets his line for another season of trapping in the mountains; Jake and his brother Bo motor their way down the Missouri River on the hunt for two mule deer; Paul and Chance build a pole barn with logs from the nearby forest and home-milled lumber.

Wolves and bears continue to cause problems; finding clean drinking water soon becomes a critical issue for the men.

Peyton Manning counts down the entrepreneurs whose contributions to media, tech and finance have earned them the title Titans of Industry; from Oprah Winfrey to Jeff Bezos to JP Morgan, which titan is deemed the greatest by the panel?

Marty battles the brutal Alaskan winter while running his wildfire ravaged trapline in the Far North; Mike reclaims an abandoned set of solar panels to power his Kodiak Island homestead; Jake discovers a gruesome lion kill on the mountain.

Journalist Tony Harris travels to the Florida coast, a hotspot for UFO sightings; Tony and a team of experts analyze compelling evidence of unidentified aerial phenomena and pass a verdict.

Marty battles the brutal Alaskan winter while running his wildfire ravaged trapline in the Far North; Mike reclaims an abandoned set of solar panels to power his Kodiak Island homestead; Jake discovers a gruesome lion kill on the mountain.

On the way to Winnipeg, the van needs some mechanical TLC.

An 84-year-old collector in Balzac, Alberta has a property jam-packed with odd artifacts.

Danny continues his love affair with El Caminos by flipping a 1975 beauty; the crew members must set aside their differences to help Danny turn a profit; Danny seeks inspiration from Wayne Newton who has a car collection that stuns even The Count.

Paid programming.

On the way to Winnipeg, the van needs some mechanical TLC.

An 84-year-old collector in Balzac, Alberta has a property jam-packed with odd artifacts.

Ted, Justin and Brandon race against the clock to extract a highly valuable art deco bar from a historic watering hole, but its sheer size and weight pose unexpected challenges.

An investigation into the unshakable claims of a treasure hunter.

A search into the extreme depths of the Bermuda Triangle, where five American torpedo bombers and the search plane dispatched to find them disappear without a trace in December 1945.

A dust-covered box hidden in a British manor house for 108 years contains the personal notes of Lord Mersey, the respected British jurist and politician charged with investigating the sinking of the Titanic in 1912.

Magician and Houdini expert Bill Kalush secures access to Harry Houdini's diary previously kept from the public; experts begin to unveil the diary, using information gleaned from these personal accounts to form new insights into Houdini's life.

An investigation into the unshakable claims of a treasure hunter.

A search into the extreme depths of the Bermuda Triangle, where five American torpedo bombers and the search plane dispatched to find them disappear without a trace in December 1945.

A dust-covered box hidden in a British manor house for 108 years contains the personal notes of Lord Mersey, the respected British jurist and politician charged with investigating the sinking of the Titanic in 1912.

Magician and Houdini expert Bill Kalush secures access to Harry Houdini's diary previously kept from the public; experts begin to unveil the diary, using information gleaned from these personal accounts to form new insights into Houdini's life.

An investigation into the unshakable claims of a treasure hunter.

An octopus correctly selects winning teams in a soccer tournament; dogs leap off a Scottish bridge to their deaths; a lost cat makes a cross-country journey.

Crew members killed in a deadly airplane accident are spotted on another flight; a painting is blamed for an attack on a child; a ghost attacks a New Zealand man.

Paid programming.

Paid programming.

An octopus correctly selects winning teams in a soccer tournament; dogs leap off a Scottish bridge to their deaths; a lost cat makes a cross-country journey.

Crew members killed in a deadly airplane accident are spotted on another flight; a painting is blamed for an attack on a child; a ghost attacks a New Zealand man.

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

Treasure hunter Darrel Miklos and his team are embarking on a mission to solve a mystery: the disappearance of the Nazi's looted World War II treasure, estimated to be worth billions.

Treasure hunter Darrell Miklos' search for treasure-filled, lost Nazi U-Boats takes an unexpected turn when a 98-year-old local eyewitness gives him a tip that changes the course of his entire investigation.

After finding Nazi artifacts at a sunken pier, Darrell and his team continue their search to a site known as Target 3 where they find a possible component of a Nazi secret weapon that changes the direction of their investigation.

With weather preventing Darrell Miklos and the team from diving from the boat, they attempt a risky strategy; Garth makes a solo journey to explore a deserted island where he discovers a mysterious cross.

Treasure hunter Darrell Miklos and his team make a discovery far older than they expected; new evidence emerges suggesting that the team may have uncovered a long-lost battle at Target 4.

Racing an incoming hurricane, Darrell Miklos and his team are forced to make tough choices; but after a season-long search, they locate the source of the massive magnetometer hit recorded at Target 4.

Treasure hunter Darrel Miklos and his team are embarking on a mission to solve a mystery: the disappearance of the Nazi's looted World War II treasure, estimated to be worth billions.

Treasure hunter Darrell Miklos' search for treasure-filled, lost Nazi U-Boats takes an unexpected turn when a 98-year-old local eyewitness gives him a tip that changes the course of his entire investigation.

After finding Nazi artifacts at a sunken pier, Darrell and his team continue their search to a site known as Target 3 where they find a possible component of a Nazi secret weapon that changes the direction of their investigation.

With weather preventing Darrell Miklos and the team from diving from the boat, they attempt a risky strategy; Garth makes a solo journey to explore a deserted island where he discovers a mysterious cross.

Treasure hunter Darrell Miklos and his team make a discovery far older than they expected; new evidence emerges suggesting that the team may have uncovered a long-lost battle at Target 4.

Racing an incoming hurricane, Darrell Miklos and his team are forced to make tough choices; but after a season-long search, they locate the source of the massive magnetometer hit recorded at Target 4.

Treasure hunter Darrel Miklos and his team are embarking on a mission to solve a mystery: the disappearance of the Nazi's looted World War II treasure, estimated to be worth billions.

Treasure hunter Darrell Miklos' search for treasure-filled, lost Nazi U-Boats takes an unexpected turn when a 98-year-old local eyewitness gives him a tip that changes the course of his entire investigation.

After finding Nazi artifacts at a sunken pier, Darrell and his team continue their search to a site known as Target 3 where they find a possible component of a Nazi secret weapon that changes the direction of their investigation.

With weather preventing Darrell Miklos and the team from diving from the boat, they attempt a risky strategy; Garth makes a solo journey to explore a deserted island where he discovers a mysterious cross.

Treasure hunter Darrell Miklos and his team make a discovery far older than they expected; new evidence emerges suggesting that the team may have uncovered a long-lost battle at Target 4.

Racing an incoming hurricane, Darrell Miklos and his team are forced to make tough choices; but after a season-long search, they locate the source of the massive magnetometer hit recorded at Target 4.

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.

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

Life at Buffalo Airways; a co-pilot's emergency landing; the boss' son is in hot water.

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.

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

Life at Buffalo Airways; a co-pilot's emergency landing; the boss' son is in hot water.

Host Peyton Manning takes viewers through the top 10 candies of all time.

Two heavy-hitting cereal rivals duke it out for breakfast dominance; competition heats up when an idea is stolen; the ensuing battle transforms the breakfast landscape from a labor intensive meal at the table, to a meal of convenience on the go.

Evidence continues to mount and patterns emerge, as a group of former U.S. government insiders seek the truth behind UFOs; two more eyewitnesses describe a mass sighting of UFOs within striking distance of one of the most important cities in the U.S.

Notorious phenomenon-experiencer Chris Bledsoe's daughter Emily purportedly has similar abilities to her father; the team combines her with Chris at the Monroe Institute and the Florida Everglades.

As the team launches high-powered rockets into the sky on Skinwalker Ranch, they are frozen in shock by what they encounter.

Lauro kicks Iditarod training into high gear with a 300-mile run; Bret and Ivy go from checking traps to hunting moose; Mike responds to a bridge washout; Tom helps Paul with running his trapline and skinning his catch; Jake tracks a killer lion.

Two heavy-hitting cereal rivals duke it out for breakfast dominance; competition heats up when an idea is stolen; the ensuing battle transforms the breakfast landscape from a labor intensive meal at the table, to a meal of convenience on the go.

Host Peyton Manning takes viewers through the top 10 candies of all time.

Evidence continues to mount and patterns emerge, as a group of former U.S. government insiders seek the truth behind UFOs; two more eyewitnesses describe a mass sighting of UFOs within striking distance of one of the most important cities in the U.S.

Notorious phenomenon-experiencer Chris Bledsoe's daughter Emily purportedly has similar abilities to her father; the team combines her with Chris at the Monroe Institute and the Florida Everglades.

As the team launches high-powered rockets into the sky on Skinwalker Ranch, they are frozen in shock by what they encounter.

Evidence continues to mount and patterns emerge, as a group of former U.S. government insiders seek the truth behind UFOs; two more eyewitnesses describe a mass sighting of UFOs within striking distance of one of the most important cities in the U.S.

Notorious phenomenon-experiencer Chris Bledsoe's daughter Emily purportedly has similar abilities to her father; the team combines her with Chris at the Monroe Institute and the Florida Everglades.

As the team launches high-powered rockets into the sky on Skinwalker Ranch, they are frozen in shock by what they encounter.

Host Peyton Manning takes viewers through the top 10 candies of all time.

Lauro kicks Iditarod training into high gear with a 300-mile run; Bret and Ivy go from checking traps to hunting moose; Mike responds to a bridge washout; Tom helps Paul with running his trapline and skinning his catch; Jake tracks a killer lion.

Two heavy-hitting cereal rivals duke it out for breakfast dominance; competition heats up when an idea is stolen; the ensuing battle transforms the breakfast landscape from a labor intensive meal at the table, to a meal of convenience on the go.

Lauro kicks Iditarod training into high gear with a 300-mile run; Bret and Ivy go from checking traps to hunting moose; Mike responds to a bridge washout; Tom helps Paul with running his trapline and skinning his catch; Jake tracks a killer lion.

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

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

With Christmas right around the corner, Buffalo's crucial food and mail runs come to a halt.

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

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

With Christmas right around the corner, Buffalo's crucial food and mail runs come to a halt.

From Evel Knievel to Harry Houdini, host Peyton Manning counts down the top 10 daredevils of all time, as voted on by a panel of experts.

Eventually challenging America's burger joint heavyweights, two future fast-food kingpins find themselves on a collision course in an all-out chicken sandwich war that is still raging to this day.

When Hispanic men see their membership to the Hells Angels denied, they form their own club: the Mongols Motorcycle Club; they clash with the Hells Angels and law enforcement.

America's deadliest prison gang, the Aryan Brotherhood, goes to war with anyone who stands in their way.

In the wake of the Civil War, a revolution takes place on the backs of visionary entrepreneurs of industry like Heinz, Kellogg and Post; they push the limits of ingenuity to launch businesses that will revolutionize industry.

Mike braves icy waters to catch snow crabs living on the seafloor hundreds of feet below the surface.

Eventually challenging America's burger joint heavyweights, two future fast-food kingpins find themselves on a collision course in an all-out chicken sandwich war that is still raging to this day.

From Evel Knievel to Harry Houdini, host Peyton Manning counts down the top 10 daredevils of all time, as voted on by a panel of experts.

When Hispanic men see their membership to the Hells Angels denied, they form their own club: the Mongols Motorcycle Club; they clash with the Hells Angels and law enforcement.

America's deadliest prison gang, the Aryan Brotherhood, goes to war with anyone who stands in their way.

In the wake of the Civil War, a revolution takes place on the backs of visionary entrepreneurs of industry like Heinz, Kellogg and Post; they push the limits of ingenuity to launch businesses that will revolutionize industry.

When Hispanic men see their membership to the Hells Angels denied, they form their own club: the Mongols Motorcycle Club; they clash with the Hells Angels and law enforcement.

America's deadliest prison gang, the Aryan Brotherhood, goes to war with anyone who stands in their way.

In the wake of the Civil War, a revolution takes place on the backs of visionary entrepreneurs of industry like Heinz, Kellogg and Post; they push the limits of ingenuity to launch businesses that will revolutionize industry.

From Evel Knievel to Harry Houdini, host Peyton Manning counts down the top 10 daredevils of all time, as voted on by a panel of experts.

Mike braves icy waters to catch snow crabs living on the seafloor hundreds of feet below the surface.

Eventually challenging America's burger joint heavyweights, two future fast-food kingpins find themselves on a collision course in an all-out chicken sandwich war that is still raging to this day.

Mike braves icy waters to catch snow crabs living on the seafloor hundreds of feet below the surface.

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.

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.

Arnie runs into a string of bad luck on his birthday run, threatening his naughty birthday surprise.

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.

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.

Arnie runs into a string of bad luck on his birthday run, threatening his naughty birthday surprise.

Sometimes there are names that are almost inseparable, including Venus and Serena, Ali and Cosel, Lennon and McCartney; Peyton Manning counts down the top 10 dynamic duos of all time, as voted on by a panel of experts.

Four intrepid food entrepreneurs race to harness emerging technologies, like the home freezer and microwave, to bring revolutionary frozen snack icons to a waiting world, and forever change everything about eating.

Tony Harris separates the real from the fake in some of the most compelling Bigfoot evidence recently captured; footprint casts from Mount St. Helens may be proof that a massive, undiscovered primate lives in North America.

A new breed of innovator rises up to expand American industry and push the limits of new technology; a father-and-son duo named Mars start on a path to challenge the chocolate throne.

Marty withstands a brutal cold snap; Mike carves a narrow road out of a steep ridge; Daniel charts a daring course through narrow straits; Jake's dogs brawl with an aggressive lion; Paul ventures deeper into the wilderness to expand his trapline.

Four intrepid food entrepreneurs race to harness emerging technologies, like the home freezer and microwave, to bring revolutionary frozen snack icons to a waiting world, and forever change everything about eating.

Sometimes there are names that are almost inseparable, including Venus and Serena, Ali and Cosel, Lennon and McCartney; Peyton Manning counts down the top 10 dynamic duos of all time, as voted on by a panel of experts.

Tony Harris separates the real from the fake in some of the most compelling Bigfoot evidence recently captured; footprint casts from Mount St. Helens may be proof that a massive, undiscovered primate lives in North America.

A new breed of innovator rises up to expand American industry and push the limits of new technology; a father-and-son duo named Mars start on a path to challenge the chocolate throne.

Tony Harris separates the real from the fake in some of the most compelling Bigfoot evidence recently captured; footprint casts from Mount St. Helens may be proof that a massive, undiscovered primate lives in North America.

A new breed of innovator rises up to expand American industry and push the limits of new technology; a father-and-son duo named Mars start on a path to challenge the chocolate throne.

Sometimes there are names that are almost inseparable, including Venus and Serena, Ali and Cosel, Lennon and McCartney; Peyton Manning counts down the top 10 dynamic duos of all time, as voted on by a panel of experts.

Marty withstands a brutal cold snap; Mike carves a narrow road out of a steep ridge; Daniel charts a daring course through narrow straits; Jake's dogs brawl with an aggressive lion; Paul ventures deeper into the wilderness to expand his trapline.

Four intrepid food entrepreneurs race to harness emerging technologies, like the home freezer and microwave, to bring revolutionary frozen snack icons to a waiting world, and forever change everything about eating.

Marty withstands a brutal cold snap; Mike carves a narrow road out of a steep ridge; Daniel charts a daring course through narrow straits; Jake's dogs brawl with an aggressive lion; Paul ventures deeper into the wilderness to expand his trapline.

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.

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

Justin delivers a generator when a power failure exposes Rankin Inlet to the northern elements.

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.

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

Justin delivers a generator when a power failure exposes Rankin Inlet to the northern elements.

From the Roman Colosseum to Wrigley Field, host Peyton Manning counts down the top 10 stadiums as voted on by a panel of experts.

When an entrepreneur creates shelf-stable peanut butter out of his garage, it leads to the birth of an iconic sandwich; as competition heats up to be America's favorite peanut butter, three famous brands battle it out to be number one.

Bodie fixes up a 1959 Ford F100 in hopes of flipping it to an exacting Ford truck aficionado; Andy restores a 1940's JC Higgins bike; Bob's Garage resurrects a buried 1930's gas pump.

WWII sees competing industrial empires joining the war effort in a united front to fuel the forces fighting for freedom abroad; in Post-War America, visionaries revolutionize the industry, and pave the way for the golden age of the American dream.

Lauro begins the 1,000-mile Iditarod with his sixteen-dog team, pitted against harsh conditions and rugged terrain in one of the toughest races on Earth.

When an entrepreneur creates shelf-stable peanut butter out of his garage, it leads to the birth of an iconic sandwich; as competition heats up to be America's favorite peanut butter, three famous brands battle it out to be number one.

From the Roman Colosseum to Wrigley Field, host Peyton Manning counts down the top 10 stadiums as voted on by a panel of experts.

Bodie fixes up a 1959 Ford F100 in hopes of flipping it to an exacting Ford truck aficionado; Andy restores a 1940's JC Higgins bike; Bob's Garage resurrects a buried 1930's gas pump.

WWII sees competing industrial empires joining the war effort in a united front to fuel the forces fighting for freedom abroad; in Post-War America, visionaries revolutionize the industry, and pave the way for the golden age of the American dream.

Bodie fixes up a 1959 Ford F100 in hopes of flipping it to an exacting Ford truck aficionado; Andy restores a 1940's JC Higgins bike; Bob's Garage resurrects a buried 1930's gas pump.

WWII sees competing industrial empires joining the war effort in a united front to fuel the forces fighting for freedom abroad; in Post-War America, visionaries revolutionize the industry, and pave the way for the golden age of the American dream.

From the Roman Colosseum to Wrigley Field, host Peyton Manning counts down the top 10 stadiums as voted on by a panel of experts.

Lauro begins the 1,000-mile Iditarod with his sixteen-dog team, pitted against harsh conditions and rugged terrain in one of the toughest races on Earth.

When an entrepreneur creates shelf-stable peanut butter out of his garage, it leads to the birth of an iconic sandwich; as competition heats up to be America's favorite peanut butter, three famous brands battle it out to be number one.

Lauro begins the 1,000-mile Iditarod with his sixteen-dog team, pitted against harsh conditions and rugged terrain in one of the toughest races on Earth.

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'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.

Cory races to turn two waterbombers into trans-Atlantic aircraft for the journey to Turkey.

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'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.

Cory races to turn two waterbombers into trans-Atlantic aircraft for the journey to Turkey.

Innovations, from the light bulb to the automobile, change the world; host Peyton Manning unveils the top 10 inventions of all time, as voted on by a panel of experts.

Two entrepreneurs rise from the ashes of Prohibition by staking everything on two liquors - a bitter, bottom-shelf whisky, and a flavorless foreign moonshine - and go on to save an industry and create two of the most popular brands in the country.

Todd hauls a massive machine as he fights his way home in a final showdown with his nemesis, the infamous Asheweig Road; Scooter calls in a local road crew after losing a battle with an angry hill on his return trip along the goat trail.

Bret and Ivy bust through sheets of lake ice to ferry critical equipment to their cabin by boat; Lauro and Virginia use the dog team to haul fresh cut timber from the forest for a log cabin build.

The extreme isolation is beginning to take its toll on the men; a survivalist undertakes a massive cabin project.

Lauro continues his quest to complete the Iditarod through Alaska's frozen interior; Bret and Ivy pursue a bear into dangerously steep terrain.

Two entrepreneurs rise from the ashes of Prohibition by staking everything on two liquors - a bitter, bottom-shelf whisky, and a flavorless foreign moonshine - and go on to save an industry and create two of the most popular brands in the country.