History

From soaring skyscrapers like One World Trade Center to impenetrable vaults like Fort Knox, humanity's strongest structures were engineered to defy disaster; but in a world without people, even the mightiest begin to crack.

Skydivers narrowly escape two colliding planes; a father and son are in danger as they drive through a raging wildfire; what to do and what not to do when stalked by a cougar.

Tony Harris analyzes shocking moments captured on camera; a woman survives being sucked into a tornado; an out-of-control elevator reveals a long history of mishaps.

Hawkeye finds it no easy matter to establish that he's alive after he finds out his father was notified of his demise.

The 4077th receives two bottles of scotch for secret surgery and a tank to scare off snipers.

A challenging modern log home has Beat and his crew risking life and limb; Joel and Bryan Sr. hire an eccentric perfectionist to carve a statue on a tight deadline.

Joel is under the gun at a job in California that is behind schedule before it even begins; the crew works to finish a huge project that is on the verge of shipping out.

Matt's team is hunting 1950s Volkswagens by any means necessary, even scaling a ravine or craning over treetops.

Avery gambles on finishing a build from his past and the authorities crack down on his vehicle-filled property, while Mike finishes his '55 LaFrance Fire Truck.

Ted puts Brandon's sales skills to the test, pushing him to figure out his future with the salvage team; a trip to Shelburne leads to a difficult extraction that has Justin running for the fire extinguisher.

A family risks losing their stacks of cash; officers are on high alert after an American declares he is packing heat; CBP suspect a traveler is pulling a con job with his US work visa.

A CBP canine tracks a THC-toting traveler.

Col. Potter, Hawkeye, B.J., Frank and Radar get hopelessly lost on their way back from a medical meeting.

While Col. Potter writes home, Frank and Hot Lips have a woodcarving made for him, and Radar rescues a horse.

A young boy accidentally discovers a frozen treat on a stick; a candy store owner reinvents ice cream and launches the first ever ice cream truck; when two men own a patent on the same thing, a battle erupts.

Avery gambles on finishing a build from his past and the authorities crack down on his vehicle-filled property, while Mike finishes his '55 LaFrance Fire Truck.

Ted puts Brandon's sales skills to the test, pushing him to figure out his future with the salvage team; a trip to Shelburne leads to a difficult extraction that has Justin running for the fire extinguisher.

Two rival inventors have the same idea for improving things: wireless communication.

Col. Potter, Hawkeye, B.J., Frank and Radar get hopelessly lost on their way back from a medical meeting.

While Col. Potter writes home, Frank and Hot Lips have a woodcarving made for him, and Radar rescues a horse.

A young boy accidentally discovers a frozen treat on a stick; a candy store owner reinvents ice cream and launches the first ever ice cream truck; when two men own a patent on the same thing, a battle erupts.

In 1965, a struggling motorcycle salesman desperate at his small-town dealership comes up with a dangerous publicity stunt that launches him into a new career, but changes entertainment forever.

Two rival inventors have the same idea for improving things: wireless communication.

Uncovering the downright dangerous gigs of the past, from mercury-poisoned hatmakers to kids crawling through chimneys and projectionists fleeing fiery blazes.

Three burger operators race to serve a new generation on wheels, and a primitive intercom and sliding window evolve into the drive-thru, revolutionizing fast food and kicking off an industry arms race.

A young boy accidentally discovers a frozen treat on a stick; a candy store owner reinvents ice cream and launches the first ever ice cream truck; when two men own a patent on the same thing, a battle erupts.

Uncovering the downright dangerous gigs of the past, from mercury-poisoned hatmakers to kids crawling through chimneys and projectionists fleeing fiery blazes.