England's Stonehenge and the Moai statues of Easter Island have inspired awe for centuries; marveling at their ambitious construction and at the determination of the people who built them.

Ancient cultures around the world have aroused fascination and provoked fear with curses and objects used to conjure them like rings, tablets and stones.

Counting down ten of compelling and covert projects that study the UFO phenomenon; from clandestine government organizations to agents that silence UFO witnesses and secret programs to reverse engineer alien technology.

A rumor that the 4077th is going to "bug out" becomes grossly exaggerated until it is believed the entire Chinese army is attacking the camp.

A rumor that the 4077th is going to "bug out" becomes grossly exaggerated until it is believed the entire Chinese army is attacking the camp.

Mike and Avery embark on a cross-country road trip, which is interrupted by an unexpected call from home; JF borrows shop space from Mike to restore a 1955 GMC truck and his relationship with his brother.

Three generations of Priestly's travel to a remote island to demolish a historic lodge; Ted discovers a surprising collection of valuable 1930's paraphernalia.

Ted and Justin travel to Market Village Mall in Markham, Ontario, where they are tasked with carefully unlocking mysterious vault doors while the demolition team begins tear down.

Big Donny dispatches his entire crew to a challenging roadside crash recovery, but things go sideways when Craig is missing-in-action on the job. Angela struggles when she's sidelined after her truck breaks down on a hotshot mission.

Mike and Avery embark on a cross-country road trip, which is interrupted by an unexpected call from home; JF borrows shop space from Mike to restore a 1955 GMC truck and his relationship with his brother.

In Boston, CPB stick their necks out to ask about a bottle of ostrich oil; in Detroit, a Canadian law student must explain why her car smells like marijuana.

A dentist from Kiev hopes for an extended stay in the U.S. after fleeing war in her home country; at the Detroit Border, a case of mistaken identity causes alarm; in Chicago, a metaphysical healer wishes a CBP officer good vibes.

When Hot Lips phones from Tokyo to say there is big news, Frank assumes it is his expected promotion.

Hawkeye's face is badly burned when a stove he is trying to fix explodes.

Goes behind the scenes of some of the most legendary monuments and organizations.

Big Donny dispatches his entire crew to a challenging roadside crash recovery, but things go sideways when Craig is missing-in-action on the job. Angela struggles when she's sidelined after her truck breaks down on a hotshot mission.

Mike and Avery embark on a cross-country road trip, which is interrupted by an unexpected call from home; JF borrows shop space from Mike to restore a 1955 GMC truck and his relationship with his brother.

In North Carolina, a beat up '68 Bronco is in need of a substantial makeover; in Minnesota, a trashed Trans AM may be more trouble than it's worth when it gets back to the shop.

In Minnesota, a '65 Chevy Corvair that's been through a tornado gets a whirlwind makeover; in Georgia, a rancid Dodge Ram goes from moldy mess to majestic.

When Hot Lips phones from Tokyo to say there is big news, Frank assumes it is his expected promotion.

Hawkeye's face is badly burned when a stove he is trying to fix explodes.

Every day, ordinary Americans are lured away from their normal lives by cults, drugs, and criminal organizations.

Goes behind the scenes of some of the most legendary monuments and organizations.

A photograph of a UFO hovering over Holloman Air Force Base in New Mexico; a cabin built in a supposedly anomalous spot that defies gravity in the Redwood Forests; the origin of frightening howls recorded in Witset, British Columbia.

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.

Is a photo taken in 1965 evidence of the existence of a prehistoric sea monster? How did skydivers survive a death defying jump as their plane stalled out and nearly collided with them? And is a spectral image recorded on a Freighter ship in Somalia proof of a pirate's ghost? Tony Harris and his team of experts examine the clues and make a determination about the validity of what we're seeing.

A photograph of a UFO hovering over Holloman Air Force Base in New Mexico; a cabin built in a supposedly anomalous spot that defies gravity in the Redwood Forests; the origin of frightening howls recorded in Witset, British Columbia.

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.

Goes behind the scenes of some of the most legendary monuments and organizations.

Every day, ordinary Americans are lured away from their normal lives by cults, drugs, and criminal organizations.

When Hot Lips phones from Tokyo to say there is big news, Frank assumes it is his expected promotion.

Hawkeye's face is badly burned when a stove he is trying to fix explodes.

Mike overhauls a 1955 Belair Wagon in hopes of turning a quick profit, while Avery embarks on an ambitious restoration of a rare 1956 Ford C.O.E.; Mike's betting streak continues.

At the site of the former Yugoslavian Consulate, Ted hopes to salvage invaluable secret relics of the Cold War; back at the National, a buyer shows interest in a vintage WW II truck but Ted has to convince him the price is right.

Ted and Justin salvage at a century-old warehouse that was once the mail order depot for one of North America's largest department stores; Ted promises Ryan big profits from the timber inside the massive structure, but things don't go as planned.

Dave and his daughter Alyssa struggle to recover a vintage ore cart from an abandoned copper mine; Angela struggles on what should be an easy job, and Dale goes on an epic hunt for furnace oil for Donny's shop.

Mike overhauls a 1955 Belair Wagon in hopes of turning a quick profit, while Avery embarks on an ambitious restoration of a rare 1956 Ford C.O.E.; Mike's betting streak continues.

A dentist from Kiev hopes for an extended stay in the U.S. after fleeing war in her home country; a traveler headed to Vegas points to a friend as the source of the extra cash he's carrying.

A Canadian landscaper forgets to tell CBP about his imminent flight; a trucker's day goes sideways when he makes a wrong turn and ends up at the border; at Chicago O'Hare a traveler is irate when he's taken to secondary.

Radar's sudden promotion to lieutenant stuns everyone but Hawkeye and B.J., who were responsible.

The long-smoldering feud between Hot Lips and the nurses in her command comes to a head when she confines one of them to her tent.

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.

Dave and his daughter Alyssa struggle to recover a vintage ore cart from an abandoned copper mine; Angela struggles on what should be an easy job, and Dale goes on an epic hunt for furnace oil for Donny's shop.

Mike overhauls a 1955 Belair Wagon in hopes of turning a quick profit, while Avery embarks on an ambitious restoration of a rare 1956 Ford C.O.E.; Mike's betting streak continues.

In North Carolina, a forgotten '53 Crestline goes from rat resort to regal ride; in Minnesota, Jeremy and his team try to get decades worth of dust and dirt extracted from a special edition Mustang.

In Minnesota, a 1957 Dodge Coronet taken over by raccoons needs some care to get it looking like the Batmobile; in North Carolina, a neglected Honda Accord goes from dreadful to dazzling.

Radar's sudden promotion to lieutenant stuns everyone but Hawkeye and B.J., who were responsible.

The long-smoldering feud between Hot Lips and the nurses in her command comes to a head when she confines one of them to her tent.

Young visionaries wage battle for control of the fledgling industry; Henry Ford, William Durant, Walter Chrysler and the Dodge brothers revolutionize transportation, while paving the way for the largest and most influential corporate empires.

In L.A., Mike and Robbie head back to a fifth-generation demo business and junkyard that's piled so deep that most of its treasures are out of reach. Down the road in Florida, the 'Judge' plays mind games as the Wolfe brothers sift through his monumental collection of petroliana and rusty gold.

On a quest for European treasures, Rick and Chum take a test ride on a pair of vintage Vespas in Italy, while Corey sets his sights on a Renaissance era crossbow.

Harvesting crops is grueling, back-breaking work, and farmers must walk miles behind horse drawn plows to get food on American tables.

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.

On a quest for European treasures, Rick and Chum take a test ride on a pair of vintage Vespas in Italy, while Corey sets his sights on a Renaissance era crossbow.

Harvesting crops is grueling, back-breaking work, and farmers must walk miles behind horse drawn plows to get food on American tables.

Young visionaries wage battle for control of the fledgling industry; Henry Ford, William Durant, Walter Chrysler and the Dodge brothers revolutionize transportation, while paving the way for the largest and most influential corporate empires.

In L.A., Mike and Robbie head back to a fifth-generation demo business and junkyard that's piled so deep that most of its treasures are out of reach. Down the road in Florida, the 'Judge' plays mind games as the Wolfe brothers sift through his monumental collection of petroliana and rusty gold.

Radar's sudden promotion to lieutenant stuns everyone but Hawkeye and B.J., who were responsible.

The long-smoldering feud between Hot Lips and the nurses in her command comes to a head when she confines one of them to her tent.

Fantasies turn to nightmares when Connor enlists Rust Bros on a personal build; Avery goes over budget on his dream truck; James tackles a project from his past.

Ted's new salvage job is a blast from the past: a classic bowling alley; Ryan leads his team on a high-stakes overnight highway bridge demolition.

Under the watchful eye of Uncle Ryan, Julian puts his operator skills to the test during a delicate and risky demolition job.

After Angela accepts a job from Dave, Big Donny lures her away with a better offer; Dave tries to get back at him by buying a truck Donny wanted just so he can flip it to him for a profit; an overworked Junior convinces Craig to go for a joyride.

Fantasies turn to nightmares when Connor enlists Rust Bros on a personal build; Avery goes over budget on his dream truck; James tackles a project from his past.

A traveler with bags full of counterfeit merchandise isn't bothered by CBP's probing questions; a woman crossing the border finds herself in a salty situation; a journalist hoping to visit the US on vacation is interviewed about his work prospects.

Two women returning from a tropical vacation are questioned; at JFK cargo facility, a bounty of gold jewelry is apprehended when the manifesto seems to sell its value short; Baily the dog has a big day.

Hot Lips' mysterious disappearance so disturbs Frank that he shoots B.J. while preparing to search for her.

Psychiatrist Maj. Freedman visits the 4077th to clear his head and finds release in its unique form of insanity.

In Africa, Adam and Caveman Rob search for the Nile Monitor Lizard and the Velvet Ant but are attacked by an even deadlier animal and are lucky to escape with their lives.

After Angela accepts a job from Dave, Big Donny lures her away with a better offer; Dave tries to get back at him by buying a truck Donny wanted just so he can flip it to him for a profit; an overworked Junior convinces Craig to go for a joyride.

Fantasies turn to nightmares when Connor enlists Rust Bros on a personal build; Avery goes over budget on his dream truck; James tackles a project from his past.

In Minnesota, an almost 100-year-old Model A filled with crickets needs a major overhaul to see its true potential; in Georgia, Knoxy and Wu aren't monkeying around when they disinfect a horrendous Honda HR-V covered in animal feces.

In North Carolina, Jamie hopes to put a Honda CRX that's literally in pieces back together; in Georgia, Knoxy tries to flip a repulsive Ford Ranger that's more trouble than it's worth.

Hot Lips' mysterious disappearance so disturbs Frank that he shoots B.J. while preparing to search for her.

Psychiatrist Maj. Freedman visits the 4077th to clear his head and finds release in its unique form of insanity.

In Africa, Adam and Caveman Rob search for the Nile Monitor Lizard and the Velvet Ant but are attacked by an even deadlier animal and are lucky to escape with their lives.

A dangerous underwater hunt for the potentially deadly Scorpion Fish in the Baja California ocean leads to a toxic sting that puts Adam in danger and matches the highest pain score to date.

Adam and Caveman Rob journey to the Asian island of Bali and face off with the Fire Urchin that almost knocks out Caveman Rob, and the Rove Beetle, which surpasses the record for the highest pain score to date and causes permanent damage.

From priceless treasure found inside a lost city, to an ancient manuscript hidden behind a wall, explores mysterious secrets lost deep inside various unseen chambers like tunnels, caves and burial sites.

Burdened by a string of bad luck, the remaining participants find their chances of success begin to slip away; one survivalist addresses a ruined shelter, while another must find a way to avoid starvation after losing the strength to draw their bow.

A dangerous underwater hunt for the potentially deadly Scorpion Fish in the Baja California ocean leads to a toxic sting that puts Adam in danger and matches the highest pain score to date.

From priceless treasure found inside a lost city, to an ancient manuscript hidden behind a wall, explores mysterious secrets lost deep inside various unseen chambers like tunnels, caves and burial sites.

Burdened by a string of bad luck, the remaining participants find their chances of success begin to slip away; one survivalist addresses a ruined shelter, while another must find a way to avoid starvation after losing the strength to draw their bow.

In Africa, Adam and Caveman Rob search for the Nile Monitor Lizard and the Velvet Ant but are attacked by an even deadlier animal and are lucky to escape with their lives.

Adam and Caveman Rob journey to the Asian island of Bali and face off with the Fire Urchin that almost knocks out Caveman Rob, and the Rove Beetle, which surpasses the record for the highest pain score to date and causes permanent damage.

A dangerous underwater hunt for the potentially deadly Scorpion Fish in the Baja California ocean leads to a toxic sting that puts Adam in danger and matches the highest pain score to date.

Hot Lips' mysterious disappearance so disturbs Frank that he shoots B.J. while preparing to search for her.

Psychiatrist Maj. Freedman visits the 4077th to clear his head and finds release in its unique form of insanity.

While Avery struggles to save his business, Mike is determined to end the year on a high note with a build for an old friend but old secrets and conflicts with Connor get in his way.

Vic brings Julien and Ted on a road trip to Northern Ontario to salvage a pair of vintage gas pumps to add to his personal collection.

As the Priestly's look to the future, Ted's salvage team is tasked with clearing out The National with a huge one day sale.

In the Northwest Territories, Dale and Craig struggle to deliver essential goods to communities reeling from the pandemic, but keep getting derailed by personal demons; In B.C., Angela hustles to distribute a massive load of hand sanitizer.

While Avery struggles to save his business, Mike is determined to end the year on a high note with a build for an old friend but old secrets and conflicts with Connor get in his way.

A traveler headed to Vegas rolls the dice on getting into the US for a vacation; a family immigrating from Vietnam hope their enthusiasm translates; at JFK cargo facility, boxes of pancake mix fall flat.

A man from Mexico is questioned when it is indicated his vacation plans may include a work component; at JFK cargo facility a shipment of live moth pupas is put under the microscope; in San Francisco, an angry traveler points a finger at CBP.

An embittered private refuses to heed Father Mulcahy's counsel because the priest has never experienced front-line duty.

Alarmed at the poor physical condition of his unit, Col. Potter decides to hold a M*A*S*H olympics.

While modern science has stopped many dangerous viruses and bacteria in their tracks, there is a concern that contagious germs could be traveling through the vacuum of space.

In the Northwest Territories, Dale and Craig struggle to deliver essential goods to communities reeling from the pandemic, but keep getting derailed by personal demons; In B.C., Angela hustles to distribute a massive load of hand sanitizer.

While Avery struggles to save his business, Mike is determined to end the year on a high note with a build for an old friend but old secrets and conflicts with Connor get in his way.

In Minnesota, a customer wants his crusty Cabriolet transformed into a roadworthy vehicle he can take cross country with his dad; in Georgia, Knoxy and Wu try to turn an atrocious Accord into a heavenly Honda.

In North Carolina, Jamie transforms a moldy Hummer into a show stunner; in Georgia, a disgusting Dodge Dakota is cleansed of years of algae, sediments and rat poop.

An embittered private refuses to heed Father Mulcahy's counsel because the priest has never experienced front-line duty.

Alarmed at the poor physical condition of his unit, Col. Potter decides to hold a M*A*S*H olympics.

The 1993 siege on the Branch Davidian compound in Waco, Texas, is the deadliest single event in the history of the ATF; includes interviews with FBI agents, a reporter, a law enforcement officer, the coroner, and others.

The truck bomb left by Timothy McVeigh at the Alfred P. Murrah Federal building in 1995 kills 168 people and alters the lives of hundreds more; the stories of people who worked in the building; the head of the local FBI.

While modern science has stopped many dangerous viruses and bacteria in their tracks, there is a concern that contagious germs could be traveling through the vacuum of space.

Throughout human history, how the dead are treated is as important as how the living are treated, and questions of both death and the afterlife have been at the heart of every known culture.

It is hard to believe that the beginnings of modern endoscopy are really all thanks to one professional sword-swallower; or that lack of sleep has some strange upsides; these are some unthinkable experiments.

While modern science has stopped many dangerous viruses and bacteria in their tracks, there is a concern that contagious germs could be traveling through the vacuum of space.

Throughout human history, how the dead are treated is as important as how the living are treated, and questions of both death and the afterlife have been at the heart of every known culture.

It is hard to believe that the beginnings of modern endoscopy are really all thanks to one professional sword-swallower; or that lack of sleep has some strange upsides; these are some unthinkable experiments.

The 1993 siege on the Branch Davidian compound in Waco, Texas, is the deadliest single event in the history of the ATF; includes interviews with FBI agents, a reporter, a law enforcement officer, the coroner, and others.

The truck bomb left by Timothy McVeigh at the Alfred P. Murrah Federal building in 1995 kills 168 people and alters the lives of hundreds more; the stories of people who worked in the building; the head of the local FBI.

Throughout human history, how the dead are treated is as important as how the living are treated, and questions of both death and the afterlife have been at the heart of every known culture.

An embittered private refuses to heed Father Mulcahy's counsel because the priest has never experienced front-line duty.

Alarmed at the poor physical condition of his unit, Col. Potter decides to hold a M*A*S*H olympics.

JF begins restoring a 1928 Model A Roadster, while Avery takes on a 1941 military vehicle and these antique machines are full of challenges; Mike chases redemption at the races.

Mike and Avery try to get an auctioneer to help them downsize their collections, but Avery scares him off; frame issues leave Mike's restoration of a Diamond T truck dead in the water.

As if the car hunt wasn't tough enough, Matt and his team head East to search for classic pickup trucks in unfamiliar territory.

JF begins restoring a 1928 Model A Roadster, while Avery takes on a 1941 military vehicle and these antique machines are full of challenges; Mike chases redemption at the races.

Mike and Avery try to get an auctioneer to help them downsize their collections, but Avery scares him off; frame issues leave Mike's restoration of a Diamond T truck dead in the water.

As if the car hunt wasn't tough enough, Matt and his team head East to search for classic pickup trucks in unfamiliar territory.

A struggling chocolate maker and a young theater assistant create the movie theater concession stand and launch the world's most iconic movie candies.

Daytime talk shows in the 1980s is aimed at a stay-at-home female audience and has conversational topics and polite discussion; a young politician-turned-TV host rewrites the rules when an unexpected fight breaks out between his guests.

While on a doomed special mission for Mike in Florida, Robbie and Jersey pick through a mechanical wizard's stockpile of petroliana and drag-race memorabilia; in California, Mike sidles up to a family heirloom, a mint-condition Harley three-wheeler.

The Wolfe brothers seal the deal on a one-of-a-kind bi-plane; an appraiser has both good and bad news about a pricey Wild West impulse purchase.

On a quest for European treasures, Rick and Chum take a test ride on a pair of vintage Vespas in Italy, while Corey sets his sights on a Renaissance era crossbow.

When a customer walks into the shop with a signature worthy of presidential praise, Chum heads to a prop house in L.A. to reflect on some historic Hollywood items; a magician has a car once owned by Siegfried and Roy.

A struggling chocolate maker and a young theater assistant create the movie theater concession stand and launch the world's most iconic movie candies.

Callen pursues every alternative when his father is apprehended as part of a planned exchange for two American photographers held hostage in Iran.

While investigating a missing person's case, the team uncovers a killer who puts on shows for high-paying voyeurs; Mosley assigns Callen as her partner on a joint ATF mission to apprehend someone from her past.

When an undocumented woman is violently abducted, the team forms an unlikely alliance to try and bring her home alive.

When Deacon enlists Chris' help on an off-duty private security detail, they struggle to survive when they're attacked by a drug cartel looking to kidnap their wealthy VIP client.

The team must locate stolen rocket launchers smuggled into Los Angeles.

When an undocumented woman is violently abducted, the team forms an unlikely alliance to try and bring her home alive.

When Deacon enlists Chris' help on an off-duty private security detail, they struggle to survive when they're attacked by a drug cartel looking to kidnap their wealthy VIP client.

The team must locate stolen rocket launchers smuggled into Los Angeles.

Callen pursues every alternative when his father is apprehended as part of a planned exchange for two American photographers held hostage in Iran.

While investigating a missing person's case, the team uncovers a killer who puts on shows for high-paying voyeurs; Mosley assigns Callen as her partner on a joint ATF mission to apprehend someone from her past.

In Detroit, rock 'n' roll legend Jack White unveils his needle-in-a-haystack quest to track down a historic one-of-a-kind recording trailer that's been AWOL for decades.

Joel assembles a millionaire's house on a private island in England; Beat's assignment is emotional; Peter must complete a remodel before he can go on vacation.

Peter's boss follows him to Scotland; a client has buyer's remorse; Joel agrees to build a doghouse and birdhouse.

Kevin Wenstob negotiates a deal with a big new customer who drives a hard bargain; Erik struggles to fix the mill's broken log loader and Sarah catches an interloper at the mill.

Logger Kevin Wenstob's best day ever turns into his worst, when a sudden disaster threatens to shut down his timber claim and his sawmill.

Joel assembles a millionaire's house on a private island in England; Beat's assignment is emotional; Peter must complete a remodel before he can go on vacation.

Peter's boss follows him to Scotland; a client has buyer's remorse; Joel agrees to build a doghouse and birdhouse.

Callen pursues every alternative when his father is apprehended as part of a planned exchange for two American photographers held hostage in Iran.

While investigating a missing person's case, the team uncovers a killer who puts on shows for high-paying voyeurs; Mosley assigns Callen as her partner on a joint ATF mission to apprehend someone from her past.

When an undocumented woman is violently abducted, the team forms an unlikely alliance to try and bring her home alive.

When Deacon enlists Chris' help on an off-duty private security detail, they struggle to survive when they're attacked by a drug cartel looking to kidnap their wealthy VIP client.

The team must locate stolen rocket launchers smuggled into Los Angeles.

From a headless chicken that lives over one year, to an out-of-this-world "celestial body" where it rains molten glass, the team explores the most astonishing bodies through these truly unbelievable stories.

From the legendary blades of ancient kings to a divine arsenal said to annihilate monsters, history is filled with tales of iconic sacred weapons. In this episode, we delve into how they were crafted, who dared to wield them, and the epic battles that forged their place in myth.

A family's footage of a rectangular UFO; a T-shaped UFO on a collision course with a jetliner; footage of a cylindrical aerial object; and more.

The ancient ruler who amassed a fortune estimated to be worth 120 trillion in today's dollars; Genghis Khan hide his riches so well that to this day no one has unearthed them; 800 years later the fate of his treasure remains a mystery.

An Iranian-American psychopath goes to the men's city jail in Orange County Jail in Southern California; before he gets sent to a higher security prison, he escapes by crawling up the plumbing chase and rappelling down the side of the prison.

From a headless chicken that lives over one year, to an out-of-this-world "celestial body" where it rains molten glass, the team explores the most astonishing bodies through these truly unbelievable stories.

From the legendary blades of ancient kings to a divine arsenal said to annihilate monsters, history is filled with tales of iconic sacred weapons. In this episode, we delve into how they were crafted, who dared to wield them, and the epic battles that forged their place in myth.

The ancient ruler who amassed a fortune estimated to be worth 120 trillion in today's dollars; Genghis Khan hide his riches so well that to this day no one has unearthed them; 800 years later the fate of his treasure remains a mystery.

An Iranian-American psychopath goes to the men's city jail in Orange County Jail in Southern California; before he gets sent to a higher security prison, he escapes by crawling up the plumbing chase and rappelling down the side of the prison.

From a headless chicken that lives over one year, to an out-of-this-world "celestial body" where it rains molten glass, the team explores the most astonishing bodies through these truly unbelievable stories.

From the legendary blades of ancient kings to a divine arsenal said to annihilate monsters, history is filled with tales of iconic sacred weapons. In this episode, we delve into how they were crafted, who dared to wield them, and the epic battles that forged their place in myth.

A family's footage of a rectangular UFO; a T-shaped UFO on a collision course with a jetliner; footage of a cylindrical aerial object; and more.

The ancient ruler who amassed a fortune estimated to be worth 120 trillion in today's dollars; Genghis Khan hide his riches so well that to this day no one has unearthed them; 800 years later the fate of his treasure remains a mystery.

Mike and Avery recover a valuable abandoned Volkswagen; threats from the authorities force Mike to make a surprising decision about the future of his Field of Dreams.

The salvage team from Priestly Demolition takes their first road trip of the year to a historic mining town where the discovery of old police reports sets them on an unexpected hunt for hidden gold.

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.

Dale takes on river crossings and rocky mountain roads while hauling a piano by himself to a wealthy client with sky-high expectations; the engine in Dave's brand-new hotshot truck fails, leaving him a narrow window to replace it before the deadline.

Mike and Avery recover a valuable abandoned Volkswagen; threats from the authorities force Mike to make a surprising decision about the future of his Field of Dreams.

A couple and their girlfriend, with a loaded weapon on board, reach the border by mistake; in San Francisco, a man wandering aimlessly around the airport after his flight arrives is questioned about the contents of his luggage.

A street performer is caught in the middle of an escape act; a cheeky bus passenger answers questions about his mischievous past.

Exhausted from 24 hours of duty, Hawkeye and Col. Potter respond to a desperate call from a Korean army hospital requesting surgeons.

Sudden symptoms of illness in Hot Lips and in Col. Potter's favorite mare cause concern in the 4077th.

With 500-year-old secrets hidden in skeletons and stone, Machu Picchu remains one of the most puzzling archaeological sites on earth; it ranks among the ancient world's most enduring riddles, pertaining to its creators and reason for its creation.

Dale takes on river crossings and rocky mountain roads while hauling a piano by himself to a wealthy client with sky-high expectations; the engine in Dave's brand-new hotshot truck fails, leaving him a narrow window to replace it before the deadline.

Mike and Avery recover a valuable abandoned Volkswagen; threats from the authorities force Mike to make a surprising decision about the future of his Field of Dreams.

Bladesmiths have to forge one of the most iconic weapons from history, the Japanese Katana; their swords will be pushed to the absolute limit with the final test determining which is stronger.

Exhausted from 24 hours of duty, Hawkeye and Col. Potter respond to a desperate call from a Korean army hospital requesting surgeons.

Sudden symptoms of illness in Hot Lips and in Col. Potter's favorite mare cause concern in the 4077th.

In the Bible, there are two arks, each designed by God himself; both the Ark of the Covenant and Noah's Ark were built to protect, before they were lost to history; researchers have been searching for both for centuries.

Relics from the crucifixion of Jesus Christ have fascinated the faithful for 2000 years, from the wooden cross and iron nails, to the crown of thorns and Spear of Destiny; analyzing if these sacred artifacts still exist and where are they.

With 500-year-old secrets hidden in skeletons and stone, Machu Picchu remains one of the most puzzling archaeological sites on earth; it ranks among the ancient world's most enduring riddles, pertaining to its creators and reason for its creation.

Amelia Earhart, the world's most famous female pilot, takes off on the final leg of a record-breaking flight; but Earhart never arrives at her next stop: an island in the Pacific Ocean; the search for this flier has revealed conflicting stories.

"Ancient Aliens" is counting down ten mysterious mountains that are notorious for otherworldly phenomena; from a summit in Sri Lanka that is said to be a portal to other worlds and a volcano in Washington that was at the center of a UFO sighting.

With 500-year-old secrets hidden in skeletons and stone, Machu Picchu remains one of the most puzzling archaeological sites on earth; it ranks among the ancient world's most enduring riddles, pertaining to its creators and reason for its creation.

Amelia Earhart, the world's most famous female pilot, takes off on the final leg of a record-breaking flight; but Earhart never arrives at her next stop: an island in the Pacific Ocean; the search for this flier has revealed conflicting stories.

"Ancient Aliens" is counting down ten mysterious mountains that are notorious for otherworldly phenomena; from a summit in Sri Lanka that is said to be a portal to other worlds and a volcano in Washington that was at the center of a UFO sighting.

In the Bible, there are two arks, each designed by God himself; both the Ark of the Covenant and Noah's Ark were built to protect, before they were lost to history; researchers have been searching for both for centuries.

Relics from the crucifixion of Jesus Christ have fascinated the faithful for 2000 years, from the wooden cross and iron nails, to the crown of thorns and Spear of Destiny; analyzing if these sacred artifacts still exist and where are they.

"Ancient Aliens" is counting down ten mysterious mountains that are notorious for otherworldly phenomena; from a summit in Sri Lanka that is said to be a portal to other worlds and a volcano in Washington that was at the center of a UFO sighting.

Exhausted from 24 hours of duty, Hawkeye and Col. Potter respond to a desperate call from a Korean army hospital requesting surgeons.

Sudden symptoms of illness in Hot Lips and in Col. Potter's favorite mare cause concern in the 4077th.

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.

While salvaging an old hotel in the heart of the city, Ted pulls out all the stops to confirm his suspicion there was once a popular underground nightclub where forgotten treasures may still hide.

A lifelong collector's sprawling property proves to be uniquely challenging for the salvage team as they race to undercover enough valuable treasures to make their long road trip worthwhile; Ron is under pressure to get a vintage truck working.

Angela and Dave need to transport a tiny home from Saskatchewan to British Columbia in time for a wedding; Dave's obsessed with a military rotator that would expand his business, but he can't afford it unless he makes a devilish deal with Big Donny.

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.

A distinctive bag has officers seeing double; a photographer misses the big picture; a heavily-modified truck causes concern.

A traveler's textbooks teach him an unexpected lesson; a tourist hits a snag instead of the slopes; officers inspect a shipment of cosmetics.

Mysterious happenings in the 4077th seem to confirm the Korean belief in an unseen world of demons and ancestral spirits.

Hawkeye's extreme exhaustion manifests itself in the form of nocturnal basketball games and frightening nightmares.

Andy and Paul travel to Fayetteville, N.C., to investigate a man who has video evidence of his repeated alleged encounters with UAPs and to test his possible quantum entanglement abilities.

Angela and Dave need to transport a tiny home from Saskatchewan to British Columbia in time for a wedding; Dave's obsessed with a military rotator that would expand his business, but he can't afford it unless he makes a devilish deal with Big Donny.

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.

Following a difficult first round of testing, the remaining two bladesmiths head home with only five days to forge the legendary Crusader Sword.

Mysterious happenings in the 4077th seem to confirm the Korean belief in an unseen world of demons and ancestral spirits.

Hawkeye's extreme exhaustion manifests itself in the form of nocturnal basketball games and frightening nightmares.

Ex-CIA agent Andy Bustamante and Investigative Journalist Paul Beban return to the ranch that Robert Bigelow owned at the same time as Skinwalker.

Andy and Paul deploy the largest piece of equipment they've ever used to dig deeper into the mystery of the possible alien spacecraft buried in the lower meadow of Mt. Wilson ranch, but their investigation is threatened by mysterious interference.

Andy and Paul return to a Colorado cattle ranch that has had 16 mutilations over the last 25 years and features a bridge that may contain a dimensional portal, uncovering scientific evidence that ties directly to Skinwalker Ranch.

A security camera in Youngstown captures a strange creature in Ohio; a Proof viewer may have filmed the infamous Black Knight satellite; the source of a sound so loud it could be heard across the Equatorial Pacific Ocean.

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.

Andy and Paul travel to Fayetteville, N.C., to investigate a man who has video evidence of his repeated alleged encounters with UAPs and to test his possible quantum entanglement abilities.

A security camera in Youngstown captures a strange creature in Ohio; a Proof viewer may have filmed the infamous Black Knight satellite; the source of a sound so loud it could be heard across the Equatorial Pacific Ocean.

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.

Ex-CIA agent Andy Bustamante and Investigative Journalist Paul Beban return to the ranch that Robert Bigelow owned at the same time as Skinwalker.

Andy and Paul deploy the largest piece of equipment they've ever used to dig deeper into the mystery of the possible alien spacecraft buried in the lower meadow of Mt. Wilson ranch, but their investigation is threatened by mysterious interference.

Andy and Paul return to a Colorado cattle ranch that has had 16 mutilations over the last 25 years and features a bridge that may contain a dimensional portal, uncovering scientific evidence that ties directly to Skinwalker Ranch.

Mysterious happenings in the 4077th seem to confirm the Korean belief in an unseen world of demons and ancestral spirits.

Hawkeye's extreme exhaustion manifests itself in the form of nocturnal basketball games and frightening nightmares.

Mike restores a 1971 Super Bee, struggles to sell cars, and hunts for a new place to live.

Ted and the salvage team undertake the challenge of salvaging a decommissioned 727 airplane; while Ted scrambles for buyers, the pressure mounts as Ryan wants to see the airplane sold for scrap.

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.

Dave and Angela are forced to put a recovery job with his new army rotator on hold, when they get a rescue call from a dangerous mountain trail; Dale and Craig renew their bad blood while on a mission together at a remote fire watchtower.

Mike restores a 1971 Super Bee, struggles to sell cars, and hunts for a new place to live.

Officers add charges to a woman's lengthy rap sheet and stumble upon a hair-raising package from Malaysia.

Officers are stumped by a backpacker carrying photos of his criminal activities; an American band gets caught in a jam.

Charles' French horn practicing causes Hawkeye and B.J. to go on a bath strike.

Stumped by a crossword puzzle, Hawkeye radios a Navy buddy for help, but his call is interpreted as a medical emergency.

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.

Dave and Angela are forced to put a recovery job with his new army rotator on hold, when they get a rescue call from a dangerous mountain trail; Dale and Craig renew their bad blood while on a mission together at a remote fire watchtower.

Mike restores a 1971 Super Bee, struggles to sell cars, and hunts for a new place to live.

The finalists go to their home forges to create an ancient Indian Chakram, and they return with two very different interpretations of that deadly, circular throwing weapon; only one stands up to the judges' dynamic battery of tests.

Charles' French horn practicing causes Hawkeye and B.J. to go on a bath strike.

Stumped by a crossword puzzle, Hawkeye radios a Navy buddy for help, but his call is interpreted as a medical emergency.

The automobile begins to transform the United States; cities and towns change to suit the automobile; the middle class grows due to the booming manufacturing sector; the Big Three dominates the industry while the battle to be number one heats up.

At a four-generation family homestead in Illinois, Mike uncovers the mother lode of saloon relics and gambles big money on a rare slot machine; in Vermont, Robbie and Jersey try to broker a deal with a Mack truck fanatic.

A compilation of some of the best episodes of "Pawn Stars," a reality TV series about trading and negotiating prices for items and other valuable artifacts.

The first convenience store is born; with innovations like late hours, to-go coffee and America's beloved slushy drink, it rises into a chain with more locations than any other store or restaurant in the world.

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.

A compilation of some of the best episodes of "Pawn Stars," a reality TV series about trading and negotiating prices for items and other valuable artifacts.

The first convenience store is born; with innovations like late hours, to-go coffee and America's beloved slushy drink, it rises into a chain with more locations than any other store or restaurant in the world.

The automobile begins to transform the United States; cities and towns change to suit the automobile; the middle class grows due to the booming manufacturing sector; the Big Three dominates the industry while the battle to be number one heats up.

At a four-generation family homestead in Illinois, Mike uncovers the mother lode of saloon relics and gambles big money on a rare slot machine; in Vermont, Robbie and Jersey try to broker a deal with a Mack truck fanatic.

Charles' French horn practicing causes Hawkeye and B.J. to go on a bath strike.

Stumped by a crossword puzzle, Hawkeye radios a Navy buddy for help, but his call is interpreted as a medical emergency.

Vandalism strikes the Wildman shop, inspiring Avery to finish building his Manta Coyote kit car; Mike hires a secret labourer to help with his '71 Super Bee, and plans an auction of his car collection.

A ghostly salvage in an abandoned hospital brings some unusual finds; the salvage team discovers a surprising collection of vintage items during the demolition of a 50's era subdivision property.

At the site of a 19th century country church that has reached the end of its life, the salvage team plans to delicately extract fragile stained-glass windows and 200-year-old pine beams, but things quickly go sideways.

Dave ropes Craig into a massive snowcat move but rising tensions threaten to upend the job; Dale races to conquer a precarious mountain road to make an important delivery; Angela fights for traction in slick winter conditions.

Vandalism strikes the Wildman shop, inspiring Avery to finish building his Manta Coyote kit car; Mike hires a secret labourer to help with his '71 Super Bee, and plans an auction of his car collection.

Staff confront an American soldier running scared; a British woman causes confusion with her bag of tricks.

Hidden compartments in a traveler's backpack raise red flags; the discovery of a deadly weapon leaves mail center workers stunned.

The company's young Korean table tennis champion persuades Hawkeye and B.J. to lend him money for an engagement ring.

A football hero creates a perplexing psychological problem for Hawkeye and B.J. when he suffers a wound that will end his career.

The 10 survivalists of "Alone: Africa" embark on their journey from orientation camp to Launch; they familiarize themselves with the Great Karoo Desert and the trials and tribulations that await them.

Dave ropes Craig into a massive snowcat move but rising tensions threaten to upend the job; Dale races to conquer a precarious mountain road to make an important delivery; Angela fights for traction in slick winter conditions.

Vandalism strikes the Wildman shop, inspiring Avery to finish building his Manta Coyote kit car; Mike hires a secret labourer to help with his '71 Super Bee, and plans an auction of his car collection.

The bladesmiths have to turn a steel train spring into a weapon of their choosing; only two competitors will move on and are given only five days to forge a legendary Viking Battle Axe.

The company's young Korean table tennis champion persuades Hawkeye and B.J. to lend him money for an engagement ring.

A football hero creates a perplexing psychological problem for Hawkeye and B.J. when he suffers a wound that will end his career.

Burdened by a string of bad luck, the remaining participants find their chances of success begin to slip away; one survivalist addresses a ruined shelter, while another must find a way to avoid starvation after losing the strength to draw their bow.

A look back at dangerous and iconic moments from the past; from serious injuries to wild animal encounters, hazardous situations test the steadfast survivalists on their adventures.