History

It's one of the most legendary monsters said to be lurking in the vast open seas. With stories going back hundreds of years, this elusive creature has terrorized sailors and baffled scientists. Is this predator the stuff of legend... or could the Kraken be real?

The quest for immortality has captivated and confounded people for thousands of years, from the healing powers of the Holy Grail used by Jesus at the Last Supper, to the elusive Fountain of Youth and the storied philosopher's stone.

It's one of life's most confounding mysteries: what happens to people after they die; from heaven and hell to resurrection and reincarnation, exploring the remarkable possibilities of life after death.

For millennia, plagues, curses, droughts and the violent destruction of cities have been blamed on the wrath of angry gods; exploring if these divine punishments were mere myth, or there is any proof they are based on real events.

Newscaster Clete Roberts returns to the 4077th to update Korean War conditions.

Newscaster Clete Roberts returns to the 4077th to update Korean War conditions.

It's one of the most legendary monsters said to be lurking in the vast open seas. With stories going back hundreds of years, this elusive creature has terrorized sailors and baffled scientists. Is this predator the stuff of legend... or could the Kraken be real?

From ancient war machines to devastating weapons of mass destruction, these are the innovations that changed warfare and rank among history's deadliest.

Armed with new information about the elusive stakes in the swamp, the team redoubles their search efforts with thrilling results.

A twisted mastermind uses homemade bombs to terrorize the nation. Despite one of the most extensive manhunts in U.S. history, he still manages to stay one step ahead of law enforcement for nearly two decades. How did investigators finally catch "The Unabomber," and bring one of America's most elusive criminals to justice?

From ancient sites like Stonehenge to the crop circle phenomenon and modern-day UFO sightings, Great Britain is a place of mysteries; exploring if throughout history this island has been a destination for extraterrestrial visitors.

It's one of the most legendary monsters said to be lurking in the vast open seas. With stories going back hundreds of years, this elusive creature has terrorized sailors and baffled scientists. Is this predator the stuff of legend... or could the Kraken be real?

A twisted mastermind uses homemade bombs to terrorize the nation. Despite one of the most extensive manhunts in U.S. history, he still manages to stay one step ahead of law enforcement for nearly two decades. How did investigators finally catch "The Unabomber," and bring one of America's most elusive criminals to justice?

From ancient sites like Stonehenge to the crop circle phenomenon and modern-day UFO sightings, Great Britain is a place of mysteries; exploring if throughout history this island has been a destination for extraterrestrial visitors.

The quest for immortality has captivated and confounded people for thousands of years, from the healing powers of the Holy Grail used by Jesus at the Last Supper, to the elusive Fountain of Youth and the storied philosopher's stone.

It's one of life's most confounding mysteries: what happens to people after they die; from heaven and hell to resurrection and reincarnation, exploring the remarkable possibilities of life after death.

For millennia, plagues, curses, droughts and the violent destruction of cities have been blamed on the wrath of angry gods; exploring if these divine punishments were mere myth, or there is any proof they are based on real events.

Newscaster Clete Roberts returns to the 4077th to update Korean War conditions.

Newscaster Clete Roberts returns to the 4077th to update Korean War conditions.

While Kevin works on his breakwater at Hook Bay, Erik gets to work on the Pipe Dream; the mill hosts a group of high school students interested in learning how the business works.

Mike restores a 1968 Beaumont for a charity auction, but scrambles to save the build and the fundraiser when his budget is pulled out from under him; Avery steals a Rust Bros client with a German-made Unimog, putting his friendship with Mike at risk.

The expedition continues as Adam and Kru's discovery of a hidden mine sends the entire team back, deep into the British Columbia wilderness; they're equipped for adventure and on a mission for gold.

While Kevin works on his breakwater at Hook Bay, Erik gets to work on the Pipe Dream; the mill hosts a group of high school students interested in learning how the business works.

Mike restores a 1968 Beaumont for a charity auction, but scrambles to save the build and the fundraiser when his budget is pulled out from under him; Avery steals a Rust Bros client with a German-made Unimog, putting his friendship with Mike at risk.

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.

Turned down for a future position at home, Charles is so irate he refuses to talk to anyone in the unit.

The oppressive Korean heat gets to everyone, especially Klinger.

Beneath the earth, frozen in the tundra, and hidden in the depths of the sea, lie some of the deadliest discoveries of all time; from an asteroid impact that nearly ended life on Earth to creatures once thought to be myths, and even a killer virus thawed from the ice, these shocking finds reveal the dark side of discovery.

Does a Connecticut man summon a UFO? Are the mysterious lights over the pyramids of Giza visitors from another world? Can an Okla. man make contact with aliens?

Is a mysterious underwater force stranding deep-sea fish in California?; did a fisherman capture a giant sea serpent on camera?; could the latest Loch Ness Monster footage be the most convincing in years?

Did a camper in Florida film the legendary Bigfoot?; could dinosaurs be stalking suburban backyards?; was a goblin really caught on a Kentucky security camera?; Tony Harris and his team analyze compelling footage of strange creatures.

Turned down for a future position at home, Charles is so irate he refuses to talk to anyone in the unit.

The oppressive Korean heat gets to everyone, especially Klinger.

Beneath the earth, frozen in the tundra, and hidden in the depths of the sea, lie some of the deadliest discoveries of all time; from an asteroid impact that nearly ended life on Earth to creatures once thought to be myths, and even a killer virus thawed from the ice, these shocking finds reveal the dark side of discovery.

A twisted mastermind uses homemade bombs to terrorize the nation. Despite one of the most extensive manhunts in U.S. history, he still manages to stay one step ahead of law enforcement for nearly two decades. How did investigators finally catch "The Unabomber," and bring one of America's most elusive criminals to justice?

From ancient sites like Stonehenge to the crop circle phenomenon and modern-day UFO sightings, Great Britain is a place of mysteries; exploring if throughout history this island has been a destination for extraterrestrial visitors.

Are the swarms of drones seen over New Jersey friend or foe? A strange green creature is found in Taiwan. Could it be an alien? Why are hundreds of fish spinning themselves to death? A camera captures sheets that move by themselves. Is it a ghost getting out of bed? Tony Harris and his team of experts dive into these claims to find the truth.

From James Bond's legendary submarine car uncovered in a storage unit, to a rock-and-roll guitar with a past as loud as its sound, and locomotives resting side by side on the ocean floor, these heavy-metal marvels prove history's strongest secrets can't stay buried.

Beneath the earth, frozen in the tundra, and hidden in the depths of the sea, lie some of the deadliest discoveries of all time; from an asteroid impact that nearly ended life on Earth to creatures once thought to be myths, and even a killer virus thawed from the ice, these shocking finds reveal the dark side of discovery.

Are the swarms of drones seen over New Jersey friend or foe? A strange green creature is found in Taiwan. Could it be an alien? Why are hundreds of fish spinning themselves to death? A camera captures sheets that move by themselves. Is it a ghost getting out of bed? Tony Harris and his team of experts dive into these claims to find the truth.

From James Bond's legendary submarine car uncovered in a storage unit, to a rock-and-roll guitar with a past as loud as its sound, and locomotives resting side by side on the ocean floor, these heavy-metal marvels prove history's strongest secrets can't stay buried.

Does a Connecticut man summon a UFO? Are the mysterious lights over the pyramids of Giza visitors from another world? Can an Okla. man make contact with aliens?

Is a mysterious underwater force stranding deep-sea fish in California?; did a fisherman capture a giant sea serpent on camera?; could the latest Loch Ness Monster footage be the most convincing in years?

Did a camper in Florida film the legendary Bigfoot?; could dinosaurs be stalking suburban backyards?; was a goblin really caught on a Kentucky security camera?; Tony Harris and his team analyze compelling footage of strange creatures.

Turned down for a future position at home, Charles is so irate he refuses to talk to anyone in the unit.

The oppressive Korean heat gets to everyone, especially Klinger.

Kevin is on a "shopping spree" getting old parts he can use to build his huge new saw at the mill, while Jake works on the Seacrest and Erik plugs away at the Pipe Dream.

Mike converts a 1957 GMC truck to run on alcohol for a truck-obsessed teenage girl; Avery goes the extra mile, finishing the Unimog for its hard-to-please owner.

What secrets lurk at the bottom of Harrison Lake?; Adam and Kru follow the trail of a prospector's coin to a deserted island with a rich history, both above and below the water.

Kevin is on a "shopping spree" getting old parts he can use to build his huge new saw at the mill, while Jake works on the Seacrest and Erik plugs away at the Pipe Dream.

Mike converts a 1957 GMC truck to run on alcohol for a truck-obsessed teenage girl; Avery goes the extra mile, finishing the Unimog for its hard-to-please owner.

Packaged sweets at JFK Airport; a Dutch visitor travels stateside; mistaken identity for a traveler in Washington State; party girls' plans are deflated.

Officers don't believe a traveler's claims; a Canadian traveler is upset; clearance issues for a package from China.

A strong windstorm affects the members of the 4077th in various ways.

Charles assumes heroic proportions after reviving a dying patient with heart massage.

From wild devices that powered down before booting up to groundbreaking innovations that transformed society, we look at tech creations that broke the bank and changed the course of modern history.

From a first-century Roman emperor who created an early version of the whoopee cushion to modern materials that emulate human body fluids, gross equals big bucks for toymakers; examining innovative toys designed to shock.

The hundreds of trick and gag toys produced by entrepreneurs S.S. Adams and H. Fishlove that have that entertained and annoyed Americans over six decades, and how many are still being sold.

Two chance discoveries in the 1950s turn mundane industrial materials into legendary toys; Etch A Sketch and Play-Doh will rake in billions for decades to come, but not everyone will reap the rewards.

As the post-war baby boom creates unprecedented demand for toys, Ruth Handler turns her greatest gamble into the most recognizable toy in the world.

A strong windstorm affects the members of the 4077th in various ways.

Charles assumes heroic proportions after reviving a dying patient with heart massage.

From wild devices that powered down before booting up to groundbreaking innovations that transformed society, we look at tech creations that broke the bank and changed the course of modern history.

From James Bond's legendary submarine car uncovered in a storage unit, to a rock-and-roll guitar with a past as loud as its sound, and locomotives resting side by side on the ocean floor, these heavy-metal marvels prove history's strongest secrets can't stay buried.

From ancient war machines to devastating weapons of mass destruction, these are the innovations that changed warfare and rank among history's deadliest.

Mike and Danielle pick a kindred spirit in Texas while Robbie and Jersey hit a mancave honeyhole in Ohio.

From iconic robes, jerseys, crowns and sunglasses to dangerous weapons, we explore the wild tales of long-lost celebrity artifacts that turn into big-money paydays.

As the post-war baby boom creates unprecedented demand for toys, Ruth Handler turns her greatest gamble into the most recognizable toy in the world.

Mike and Danielle pick a kindred spirit in Texas while Robbie and Jersey hit a mancave honeyhole in Ohio.