There are some strongholds built to protect the sacred; there are others used for more sinister purposes; uncovering the remarkable stories behind some of the world's most imposing structures.

For decades experts believe they know what caused the Hindenburg disaster: that leaking hydrogen-causing the airship to burst into flames; but there may be more to this story.

A lifelong escape artist, Forrest Tucker, ends up in San Quentin prison; despite his advanced age, he manages to engineer an audacious prison break.

In Boston, a 25-foot tidal wave of molasses; a dancing plague that kills 100 people; a surgery with a 300% mortality rate; searching the globe for the strangest and most bizarre deaths on record.

There are some strongholds built to protect the sacred; there are others used for more sinister purposes; uncovering the remarkable stories behind some of the world's most imposing structures.

Tony Harris and his team investigate Kansas and Japan for evidence of alien visitations on earth.

For decades experts believe they know what caused the Hindenburg disaster: that leaking hydrogen-causing the airship to burst into flames; but there may be more to this story.

Mike refuses to sell an old clunker to a pair of serious buyers and instead takes on the challenging restoration of a 1967 Mercury Cougar with a tragic past; Avery goes head to head with Mike at the local swap meet.

Massive and sophisticated contributions from Korea have shaped our modern world, from ancient advances like the greenhouse and armoured boats to modern screen technology, online gaming, E-sports and K-Pop.

Mexico's gifts to the world include the tomato, the avocado, tacos, tequila, Frida Kahlo, Oscar-winning directors, Mexican wrestling, Latino pop music, silver, rubber, and Mayan astronomy.

Finally back up on the mountain, Kevin hauls as much red cedar as he can; Sarah helps with a massive reforestation effort and gets Kevin to create a custom wooden table for a client in California.

Mike refuses to sell an old clunker to a pair of serious buyers and instead takes on the challenging restoration of a 1967 Mercury Cougar with a tragic past; Avery goes head to head with Mike at the local swap meet.

Cameras follow U.S. border protection agencies as they man the front lines of national security.

Cameras follow U.S. border protection agencies as they man the front lines of national security.

Hawkeye and Hot Lips gain a new respect for each other after working at an aid station under heavy fire.

Hawkeye and Trapper help one soldier join his pregnant wife and try to stop another from marrying a business girl.

It's one of the most famous prehistoric monuments on Earth - a mysterious arrangement of stones that have adorned the English countryside for millennia; nobody knows how the landmark was built or why.

Finally back up on the mountain, Kevin hauls as much red cedar as he can; Sarah helps with a massive reforestation effort and gets Kevin to create a custom wooden table for a client in California.

Mike refuses to sell an old clunker to a pair of serious buyers and instead takes on the challenging restoration of a 1967 Mercury Cougar with a tragic past; Avery goes head to head with Mike at the local swap meet.

The coolest pullovers in the history of "Counting Cars," including a 1959 Corvette, a vintage fire truck, a 1976 Shovelhead Harley, a Cadillac once owned by Elvis that leaves Danny weak in the knees, and a 1950 Ford coupe.

The Count's Kustoms crew and looks at some of the most outrageous rides featured on Counting Cars; a lifeless '65 Pontiac GTO that Danny brings back to life; Frankenstude, the legendary ride built from four different Studebakers.

Hawkeye and Hot Lips gain a new respect for each other after working at an aid station under heavy fire.

Hawkeye and Trapper help one soldier join his pregnant wife and try to stop another from marrying a business girl.

Don follows the clues hidden underground as he searches for evidence of 10,000 Aztecs who fled Mexico and disappeared somewhere in America.

Don Wildman explores deep below ancient ruins as he searches for clues pointing to the true fate of the once-mighty Mayan empire.

It's one of the most famous prehistoric monuments on Earth - a mysterious arrangement of stones that have adorned the English countryside for millennia; nobody knows how the landmark was built or why.

This is the mysterious of the Dead Sea Scrolls; an ancient treasure map, recorded on a rare Copper Scroll, could lead to billions of dollars of buried treasure in gold, silver and jewels, hidden away thousands of years ago from Roman invaders.

Counting down ten mysterious monoliths; from a 500-ton stone believed to represent an ancient UFO, to giant statues said to have been created with advanced technology, and ornate pillars that depict otherworldly visitors.

It's one of the most famous prehistoric monuments on Earth - a mysterious arrangement of stones that have adorned the English countryside for millennia; nobody knows how the landmark was built or why.

This is the mysterious of the Dead Sea Scrolls; an ancient treasure map, recorded on a rare Copper Scroll, could lead to billions of dollars of buried treasure in gold, silver and jewels, hidden away thousands of years ago from Roman invaders.

Counting down ten mysterious monoliths; from a 500-ton stone believed to represent an ancient UFO, to giant statues said to have been created with advanced technology, and ornate pillars that depict otherworldly visitors.

Don follows the clues hidden underground as he searches for evidence of 10,000 Aztecs who fled Mexico and disappeared somewhere in America.

Don Wildman explores deep below ancient ruins as he searches for clues pointing to the true fate of the once-mighty Mayan empire.

Counting down ten mysterious monoliths; from a 500-ton stone believed to represent an ancient UFO, to giant statues said to have been created with advanced technology, and ornate pillars that depict otherworldly visitors.

Hawkeye and Hot Lips gain a new respect for each other after working at an aid station under heavy fire.

Hawkeye and Trapper help one soldier join his pregnant wife and try to stop another from marrying a business girl.

An iconic 1969 Road Runner gives Mike a run for his money and a crash course in bodywork; a client build cuts very close to home; while out on a simple errand to buy shelves, Mike manages to make a deal on something for his trusty companion, Lincoln.

From early exploration to cutting-edge technologies, Sweden has helped define the modern world through innovations from Viking ship design, IT, dynamite, Nobel prizes, and the music of ABBA.

Dutch inventions and innovators have changed the world, from artists like Rembrandt and Van Gogh to Anne Frank, the first stock exchange, telescopes, submarines, windmills, flowers and gin.

With the mill still desperately short of red cedar, Kevin moves his log salvaging operation to Barkley Sound to chase bigger logs; Sarah hustles to keep her clients happy.

An iconic 1969 Road Runner gives Mike a run for his money and a crash course in bodywork; a client build cuts very close to home; while out on a simple errand to buy shelves, Mike manages to make a deal on something for his trusty companion, Lincoln.

Cameras follow U.S. border protection agencies as they man the front lines of national security.

Cameras follow U.S. border protection agencies as they man the front lines of national security.

The camp prepares for a visit from Gen. Douglas MacArthur.

Payday brings a windfall to Hawkeye, a bribe to Henry, a pearl necklace to Hot Lips and a vanished poker pot to Trapper.

Adolf Hitler was deeply into the occult and even established a Nazi organization called the Ahnenerbe, with a secret mission to track down and confiscate holy relics.

With the mill still desperately short of red cedar, Kevin moves his log salvaging operation to Barkley Sound to chase bigger logs; Sarah hustles to keep her clients happy.

An iconic 1969 Road Runner gives Mike a run for his money and a crash course in bodywork; a client build cuts very close to home; while out on a simple errand to buy shelves, Mike manages to make a deal on something for his trusty companion, Lincoln.

Danny and his crew look at some of the most classic rides in the history of Counting Cars: a museum worthy 1914 Model T pie wagon; a 1960 Cadillac coupe; a tricked out '35 Ford pickup street rod; a 1953 Henry J Corsair.

Danny looks at some of the most famous clients to walk through the doors at Count's Kustoms; Elvira, who needs a facelift for her infamous Macabre Mobile; Chumlee and the Lincoln Continental he wants to flip in true "Pawn Stars" fashion.

The camp prepares for a visit from Gen. Douglas MacArthur.

Payday brings a windfall to Hawkeye, a bribe to Henry, a pearl necklace to Hot Lips and a vanished poker pot to Trapper.

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

Adolf Hitler was deeply into the occult and even established a Nazi organization called the Ahnenerbe, with a secret mission to track down and confiscate holy relics.

The team discuss the teories about the mysterious object flying 35,000 feet over Pakistan to find the truth.

A construction worker is caught out on the ledge of a burning building; a humpback whale swallows two kayakers alive; a truck driver narrowly escapes his vehicle before it gets hit by an oncoming train.

Examining if a video recently presented to Congress by the U.S. Navy proves once and for all that UFOs really exist; examining if the latest alleged Loch Ness monster footage is the most compelling proof of the creature's existence in years.

The team discuss the teories about the mysterious object flying 35,000 feet over Pakistan to find the truth.

A construction worker is caught out on the ledge of a burning building; a humpback whale swallows two kayakers alive; a truck driver narrowly escapes his vehicle before it gets hit by an oncoming train.

Adolf Hitler was deeply into the occult and even established a Nazi organization called the Ahnenerbe, with a secret mission to track down and confiscate holy relics.

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

The camp prepares for a visit from Gen. Douglas MacArthur.

Payday brings a windfall to Hawkeye, a bribe to Henry, a pearl necklace to Hot Lips and a vanished poker pot to Trapper.

Mike struggles to finish the restoration of a legendary muscle car, and trading gets chaotic when he goes up against The Great White Shark; one of Rust Valley's own heads to The Detroit Autorama with a 1964 Acadian.

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

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

After Kevin almost loses his log salvaging bounty, he heads back up the mountainside to blast a huge boulder in his way, while the risk of forest fires threatens to shut him down.

Mike struggles to finish the restoration of a legendary muscle car, and trading gets chaotic when he goes up against The Great White Shark; one of Rust Valley's own heads to The Detroit Autorama with a 1964 Acadian.

Cameras follow U.S. border protection agencies as they man the front lines of national security.

Cameras follow U.S. border protection agencies as they man the front lines of national security.

Col. Flagg turns up at the 4077th wanting penicillin to barter for information.

When Henry gets his discharge, Frank concerns himself with taking command.

Two visionaries breathe new life into the hotel industry in America and the world by setting the modern standard for hospitality; despite setbacks, economic downturns and international conflict, these rivals will stop at nothing to be number one.

After Kevin almost loses his log salvaging bounty, he heads back up the mountainside to blast a huge boulder in his way, while the risk of forest fires threatens to shut him down.

Mike struggles to finish the restoration of a legendary muscle car, and trading gets chaotic when he goes up against The Great White Shark; one of Rust Valley's own heads to The Detroit Autorama with a 1964 Acadian.

The Count's Kustoms crew revisits some of the most unique projects ever commissioned; a '72 Chevy Blazer turned into a tailgater's dream; a chopper customized for an amputee rider; a '69 Pontiac Firebird brought back from the dead.

Revisiting some of the most impressive paint jobs; a 1971 Road Runner gets a crazy new coat to commemorate a loved one; Rob Zombie's truck undergoes a transformation; a Harley transforms into a work of art inspired by the client's own tattoos.

Col. Flagg turns up at the 4077th wanting penicillin to barter for information.

When Henry gets his discharge, Frank concerns himself with taking command.

Two visionaries breathe new life into the hotel industry in America and the world by setting the modern standard for hospitality; despite setbacks, economic downturns and international conflict, these rivals will stop at nothing to be number one.

Against all odds, Disney turns 27,000 acres of muddy Florida swampland into the world's largest and most visited Theme Park.

For nearly 70 years, Disney has pushed the boundaries of art and science through the work of a team of dreamers, designers, and builders known as the "Imagineers"; a look at the story of these builders who have turned the impossible into a reality.

In a car showroom in Connecticut, Mike and Jersey pick through a lifetime collection and experience a joyride in a flame-shooting 1908 locomobile; at a 1950s gas station in Georgia, Robbie shifts gears with a first-time seller.

When communication giant Western Union offers a colossal cash prize to anyone who can improve its network, two daring inventors go head-to-head in a fight that will forever change the way humans connect.

Two visionaries breathe new life into the hotel industry in America and the world by setting the modern standard for hospitality; despite setbacks, economic downturns and international conflict, these rivals will stop at nothing to be number one.

In a car showroom in Connecticut, Mike and Jersey pick through a lifetime collection and experience a joyride in a flame-shooting 1908 locomobile; at a 1950s gas station in Georgia, Robbie shifts gears with a first-time seller.

When communication giant Western Union offers a colossal cash prize to anyone who can improve its network, two daring inventors go head-to-head in a fight that will forever change the way humans connect.

Against all odds, Disney turns 27,000 acres of muddy Florida swampland into the world's largest and most visited Theme Park.

For nearly 70 years, Disney has pushed the boundaries of art and science through the work of a team of dreamers, designers, and builders known as the "Imagineers"; a look at the story of these builders who have turned the impossible into a reality.

When communication giant Western Union offers a colossal cash prize to anyone who can improve its network, two daring inventors go head-to-head in a fight that will forever change the way humans connect.

Col. Flagg turns up at the 4077th wanting penicillin to barter for information.

When Henry gets his discharge, Frank concerns himself with taking command.

Mike gives Cassidy the opportunity to take charge on a restoration; Avery finds pieces of a 1942 Harley Davidson buried among Mike's junk and recruits a local motorcycle legend to help him restore it to its former glory; Mike tries to gold snipe.

The fundamental creation of the wheel helps shape the human experience, but if the wheel suddenly stopped working and society lost the greatest, game-changing accomplishments made using wheel technology, the world would be vastly different.

Exploring what the world would be like if salt and all of its vital contributions, from food preservation to enabling industry, were to suddenly disappear.

Just as Kevin gets back to his timber claim, the risk of forest fires shuts him down before he can get started; forced back to log salvaging, he discovers his boat might not be up to the task.

Mike gives Cassidy the opportunity to take charge on a restoration; Avery finds pieces of a 1942 Harley Davidson buried among Mike's junk and recruits a local motorcycle legend to help him restore it to its former glory; Mike tries to gold snipe.

An Asian woman arrives with an American man who is not her husband; CBP discover a large collection of vapes and vape oils in a traveler's luggage; an officer discovers undeclared items belonging to an American couple returning from Europe.

A traveler is suspected of smuggling cocaine; an officer questions a traveler with low funds and a lengthy travel plan; a family from Canada traveling with a puppy is barking up the wrong tree.

As soon as Frank is in charge, Hawkeye skips camp, runs a blockade to find Trapper and welcomes a new surgeon.

Hawkeye (Alan Alda) says goodbye to an old friend and welcomes a new one in the form of B.J. Hunnicut (Mike Farrell).

Returning to his Michigan roots, Steve investigates the mystery of Le Griffon, the legendary lost ship of the Great Lakes that has fascinated him since childhood; using his local knowledge and maritime expertise, he navigates shipwrecks and clues.

Just as Kevin gets back to his timber claim, the risk of forest fires shuts him down before he can get started; forced back to log salvaging, he discovers his boat might not be up to the task.

Mike gives Cassidy the opportunity to take charge on a restoration; Avery finds pieces of a 1942 Harley Davidson buried among Mike's junk and recruits a local motorcycle legend to help him restore it to its former glory; Mike tries to gold snipe.

Brann Dailor brings in his 1970 Cadillac Coupe DeVille for some much needed Counts Kustoms love; Shannon and Ryan bring in a one-of-a-kind motorcycle; a 1972 Boat Tail Riviera.

As soon as Frank is in charge, Hawkeye skips camp, runs a blockade to find Trapper and welcomes a new surgeon.

Hawkeye (Alan Alda) says goodbye to an old friend and welcomes a new one in the form of B.J. Hunnicut (Mike Farrell).

Given only two tools, challengers are tasked with one of their most unique builds yet - a nature-powered rotisserie.

Three "Alone" veterans are challenged by Joel van der Loon to create two projectiles capable of taking down large game; Callie North, Amos Rodriguez, and Lucas Miller aim for a win.

Returning to his Michigan roots, Steve investigates the mystery of Le Griffon, the legendary lost ship of the Great Lakes that has fascinated him since childhood; using his local knowledge and maritime expertise, he navigates shipwrecks and clues.

Near Steve's cabin on Prince of Wales Island lies evidence of one of humanity's greatest milestones, human's arrival in the Americas; drawing on his deep expertise in this rugged environment, Steve investigates when the first Americans arrived.

From clandestine nuclear weapons programs to a secret Cold War bunker hidden in the mountains, or even World War 2 technology at the bottom of the sea, we explore the unlikely people, and surprising places behind the discoveries of the most top-secret information.

In the aftermath of a freak storm, the remaining survivalists take stock of their place in the game. One participant takes a risk on an ambitious shelter, while another unknowingly finds themselves poised on a knife's edge.

Near Steve's cabin on Prince of Wales Island lies evidence of one of humanity's greatest milestones, human's arrival in the Americas; drawing on his deep expertise in this rugged environment, Steve investigates when the first Americans arrived.

From clandestine nuclear weapons programs to a secret Cold War bunker hidden in the mountains, or even World War 2 technology at the bottom of the sea, we explore the unlikely people, and surprising places behind the discoveries of the most top-secret information.

In the aftermath of a freak storm, the remaining survivalists take stock of their place in the game. One participant takes a risk on an ambitious shelter, while another unknowingly finds themselves poised on a knife's edge.

Returning to his Michigan roots, Steve investigates the mystery of Le Griffon, the legendary lost ship of the Great Lakes that has fascinated him since childhood; using his local knowledge and maritime expertise, he navigates shipwrecks and clues.

Near Steve's cabin on Prince of Wales Island lies evidence of one of humanity's greatest milestones, human's arrival in the Americas; drawing on his deep expertise in this rugged environment, Steve investigates when the first Americans arrived.

Given only two tools, challengers are tasked with one of their most unique builds yet - a nature-powered rotisserie.

Three "Alone" veterans are challenged by Joel van der Loon to create two projectiles capable of taking down large game; Callie North, Amos Rodriguez, and Lucas Miller aim for a win.

As soon as Frank is in charge, Hawkeye skips camp, runs a blockade to find Trapper and welcomes a new surgeon.

Hawkeye (Alan Alda) says goodbye to an old friend and welcomes a new one in the form of B.J. Hunnicut (Mike Farrell).

Connor's out to avenge the Rust Bros' failure at last year's demolition derby, but gets more than he expected when Avery and Shafin enter a car of their own; Mike restores a 1965 GMC van with an emotional past.

The world is literally buzzing with insects; bees, spiders and insects of all shapes and sizes touch every aspect of life, they're the essential workers that pollinate food, clean up the dead and are an integral part of the ecosystem.

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

Kevin and his crew give it their all in a last ditch effort to salvage a million dollars' worth of logs, but neither he nor Sarah know if they'll reach their goal.

Connor's out to avenge the Rust Bros' failure at last year's demolition derby, but gets more than he expected when Avery and Shafin enter a car of their own; Mike restores a 1965 GMC van with an emotional past.

A father and son from China have four suitcases full of undeclared food; an immigration raid targets illegal workers.

A Dutch woman with a lot of luggage claims she's on a four-day holiday; a Chinese parcel contains a shocking surprise; actor Corey Feldman shows up.

Frank settles in as commanding officer only to have a new one appointed over his head.

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

During The Golden Age of Piracy, thousands of buccaneers terrorized the high seas and became legends; their exploits spawned stories of larger-than-life characters, billion dollar heists, and buried treasure that to this day, has never been found.

Kevin and his crew give it their all in a last ditch effort to salvage a million dollars' worth of logs, but neither he nor Sarah know if they'll reach their goal.

Connor's out to avenge the Rust Bros' failure at last year's demolition derby, but gets more than he expected when Avery and Shafin enter a car of their own; Mike restores a 1965 GMC van with an emotional past.

Danny has big plans for a little street rocket known as a Manta; the crew commissions a 1980s Corvette that the owner wants to bring into the new millennium; Shannon meets a lady motorcycle racer who wants her Harley XR1200 customized.

Frank settles in as commanding officer only to have a new one appointed over his head.

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

Exploring the dark origin stories behind some of history's most notorious methods of execution, from the guillotine to the electric chair.

The gates are open to some of history's sinister structures; from the terrifying Tower of London to a hotel of horrors, discovering the dark secrets hidden within these foreboding fortresses.

During The Golden Age of Piracy, thousands of buccaneers terrorized the high seas and became legends; their exploits spawned stories of larger-than-life characters, billion dollar heists, and buried treasure that to this day, has never been found.

Believers have researched texts and studied histories throughout centuries, not only to strengthen their faith, but to find deeper meanings and profound answers to existence itself.

This episode explores the strangest and most ghastly gigs ever.

During The Golden Age of Piracy, thousands of buccaneers terrorized the high seas and became legends; their exploits spawned stories of larger-than-life characters, billion dollar heists, and buried treasure that to this day, has never been found.

Believers have researched texts and studied histories throughout centuries, not only to strengthen their faith, but to find deeper meanings and profound answers to existence itself.

This episode explores the strangest and most ghastly gigs ever.

Exploring the dark origin stories behind some of history's most notorious methods of execution, from the guillotine to the electric chair.

The gates are open to some of history's sinister structures; from the terrifying Tower of London to a hotel of horrors, discovering the dark secrets hidden within these foreboding fortresses.

Believers have researched texts and studied histories throughout centuries, not only to strengthen their faith, but to find deeper meanings and profound answers to existence itself.

Frank settles in as commanding officer only to have a new one appointed over his head.

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

Mike builds a 1964 Parisienne for a big family; Avery scores his first client of the year, building a 1975 Ford Bronco as a gift for his client's daughter.

A major setback in the final stages of restoring a 1964 Parisienne blows Mike's budget; the day of Mike's auction and the biggest financial gamble of his life arrives; Mike grapples with regret, and chaos threatens to derail the entire event.

As Matt and his team chase the elusive one that got away, they risk getting in over their heads, literally, as an extraction nearly sinks their whole trip.

Mike builds a 1964 Parisienne for a big family; Avery scores his first client of the year, building a 1975 Ford Bronco as a gift for his client's daughter.

A major setback in the final stages of restoring a 1964 Parisienne blows Mike's budget; the day of Mike's auction and the biggest financial gamble of his life arrives; Mike grapples with regret, and chaos threatens to derail the entire event.

As Matt and his team chase the elusive one that got away, they risk getting in over their heads, literally, as an extraction nearly sinks their whole trip.

Lunchtime is one of the most enjoyable meals of every kid's day, but before the 1960s it was just another meal; then, three very different food visionaries take matters into their own hands.

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.

A scavenger hunt begins for Mike as he excavates a barn-fresh, classic Corvette; Robbie and Jersey sift through 150 years of history on a Michigan family farm.

Mike and Jersey go hog wild over a West Virginia honey hole, and Danielle uncovers a stash of cash in a hidden compartment.

Time's a-ticking when a seller brings a Mr. T wall clock to the shop; Rick checks out James Bond's credit card from the 2006 movie Casino Royale; Corey plays with an Atomic Cannon toy; Chum and Rick get down and dirty in Texas looking for fossils.

Rick, Corey, and Chum rev up their engines and roll into Detroit; Rick suits up for some samurai armor and tries to drive down the price of a luxury car collection; the guys check out some Motown memorabilia.

Lunchtime is one of the most enjoyable meals of every kid's day, but before the 1960s it was just another meal; then, three very different food visionaries take matters into their own hands.

The team tracks a highly-skilled assailant determined to avenge her father's death by killing a Brazilian diplomat.

The team investigates a ransomware attack that disrupts the entire power grid and paralyzes the city; Sam struggles to find a way for his family to celebrate the holidays after his wife's death.

The bombing of a police station puts Los Angeles on edge, leading the team to a final showdown with the Imperial Dukes; Hondo faces the fallout from a bold decision that threatens his future; Tan takes a big step in his personal life.

In the aftermath of his decision to speak out in the press, Hondo retreats to a quiet town in Mexico to reassess his life and professional future, only to find himself reluctantly drawn into one local family's fight for justice.

In Mexico, Hondo teams up with a local cop for a dangerous rescue mission, only to find himself with a target on his back; in Los Angeles, Hicks considers disbanding the team for good.

The bombing of a police station puts Los Angeles on edge, leading the team to a final showdown with the Imperial Dukes; Hondo faces the fallout from a bold decision that threatens his future; Tan takes a big step in his personal life.

In the aftermath of his decision to speak out in the press, Hondo retreats to a quiet town in Mexico to reassess his life and professional future, only to find himself reluctantly drawn into one local family's fight for justice.

In Mexico, Hondo teams up with a local cop for a dangerous rescue mission, only to find himself with a target on his back; in Los Angeles, Hicks considers disbanding the team for good.

The team tracks a highly-skilled assailant determined to avenge her father's death by killing a Brazilian diplomat.

The team investigates a ransomware attack that disrupts the entire power grid and paralyzes the city; Sam struggles to find a way for his family to celebrate the holidays after his wife's death.

In the thumb of Michigan, a homeowner's inventive great granddad left behind a cutting-edge property complete with a custom zip line, water park, and private speakeasy; at a defunct museum down the road, Danielle closes in on a claw-foot bathtub.

A recurring mine marker points the team east to neighboring Harrison Lake as leads and legend line up; clues found in a 1950s article by an investigative reporter place a lost Spanish gold mine directly on Slumach's path.

The source of Slumach's lost gold.

Things are starting to look up as Kevin repairs his broken machines and makes progress on his plan to build a breakwater and doc at Hook Bay.

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.

A recurring mine marker points the team east to neighboring Harrison Lake as leads and legend line up; clues found in a 1950s article by an investigative reporter place a lost Spanish gold mine directly on Slumach's path.

The source of Slumach's lost gold.

The team tracks a highly-skilled assailant determined to avenge her father's death by killing a Brazilian diplomat.

The team investigates a ransomware attack that disrupts the entire power grid and paralyzes the city; Sam struggles to find a way for his family to celebrate the holidays after his wife's death.

The bombing of a police station puts Los Angeles on edge, leading the team to a final showdown with the Imperial Dukes; Hondo faces the fallout from a bold decision that threatens his future; Tan takes a big step in his personal life.

In the aftermath of his decision to speak out in the press, Hondo retreats to a quiet town in Mexico to reassess his life and professional future, only to find himself reluctantly drawn into one local family's fight for justice.

In Mexico, Hondo teams up with a local cop for a dangerous rescue mission, only to find himself with a target on his back; in Los Angeles, Hicks considers disbanding the team for good.

A look at tales of strange things below Earth's surface, including sea beasts, hidden cities, and tunnels carved by giant sloths.

From the strict, brutal codes of Hammurabi and the Samurai to the secretly malevolent evil eye and Voodoo dolls, history is full of stories of acts committed in the name of revenge.

Tony Harris and his panel of experts investigate UFO hotspots around the globe and pass a verdict.

The Titanic's tragic story captures the imagination of the public and experts of all kinds, who, decades after the ship's demise, still seek answers; a look into new evidence that might reveal more about how and why the Titanic sank.

A German American pilot, Dieter Dengler, uses survival skills honed as a child to escape a secret prison in Laos during the early years of the Vietnam war.

A look at tales of strange things below Earth's surface, including sea beasts, hidden cities, and tunnels carved by giant sloths.

From the strict, brutal codes of Hammurabi and the Samurai to the secretly malevolent evil eye and Voodoo dolls, history is full of stories of acts committed in the name of revenge.

The Titanic's tragic story captures the imagination of the public and experts of all kinds, who, decades after the ship's demise, still seek answers; a look into new evidence that might reveal more about how and why the Titanic sank.

A German American pilot, Dieter Dengler, uses survival skills honed as a child to escape a secret prison in Laos during the early years of the Vietnam war.

A look at tales of strange things below Earth's surface, including sea beasts, hidden cities, and tunnels carved by giant sloths.

From the strict, brutal codes of Hammurabi and the Samurai to the secretly malevolent evil eye and Voodoo dolls, history is full of stories of acts committed in the name of revenge.

Tony Harris and his panel of experts investigate UFO hotspots around the globe and pass a verdict.

The Titanic's tragic story captures the imagination of the public and experts of all kinds, who, decades after the ship's demise, still seek answers; a look into new evidence that might reveal more about how and why the Titanic sank.

Mike bites off more than he can chew when he helps out with a 1938 Buick Special for an employee, while also racing to finish a 1965 GMC Handi-Van for clients hoping to make up for past mistakes; Mike and Avery train for a local dance competition.

The re-creation of a Bugatti proves to be a nightmare; a wrench is thrown into the delivery of a 1963 classic.

Cartoon car called Mr. Beep rolls in on life support; Jay burns out on the Bugatti; exploding engines hinder Mustang deadline.

Kevin has grand plans to use his million-dollar savings to finish incomplete projects and expand his business, but the weather and his rickety boats aren't cooperating; Sarah isn't on board with his new plan.

Mike bites off more than he can chew when he helps out with a 1938 Buick Special for an employee, while also racing to finish a 1965 GMC Handi-Van for clients hoping to make up for past mistakes; Mike and Avery train for a local dance competition.

An angry businessman hides the real reason for his hostility; officers try to process some unusual Mexican migrants.

Officers drill an American oil worker with a shady past; a British traveler's proposed reunion with a girlfriend could be cut short.

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

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

On February 24, 1942, less than three months after the Japanese bombed Pearl Harbor, military radar picks up what appears to be enemy aircraft over Los Angeles.

Kevin has grand plans to use his million-dollar savings to finish incomplete projects and expand his business, but the weather and his rickety boats aren't cooperating; Sarah isn't on board with his new plan.

Mike bites off more than he can chew when he helps out with a 1938 Buick Special for an employee, while also racing to finish a 1965 GMC Handi-Van for clients hoping to make up for past mistakes; Mike and Avery train for a local dance competition.

Vegas Golden Knights goalie Marc-Andre Fleury wants an all-American muscle car; Danny agrees to prep several of Burt Reynolds' personal rides for auction.

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

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

Don uses brand-new mapping technology to expose the dark and deadly uncharted spaces beneath American cities.

Don explores top-secret military and government tunnels.

On February 24, 1942, less than three months after the Japanese bombed Pearl Harbor, military radar picks up what appears to be enemy aircraft over Los Angeles.

A 200-yard swath of debris landed near Roswell, New Mexico; some believe it was an alien craft, others that it was a secret government experiment.

"Ancient Aliens" is counting down ten compelling UFO crashes that have been reported across the globe; from an acorn-shaped object that crashed in the woods of rural Pennsylvania, to a mysterious craft that washed ashore in Japan.

On February 24, 1942, less than three months after the Japanese bombed Pearl Harbor, military radar picks up what appears to be enemy aircraft over Los Angeles.

A 200-yard swath of debris landed near Roswell, New Mexico; some believe it was an alien craft, others that it was a secret government experiment.

"Ancient Aliens" is counting down ten compelling UFO crashes that have been reported across the globe; from an acorn-shaped object that crashed in the woods of rural Pennsylvania, to a mysterious craft that washed ashore in Japan.

Don uses brand-new mapping technology to expose the dark and deadly uncharted spaces beneath American cities.

Don explores top-secret military and government tunnels.

"Ancient Aliens" is counting down ten compelling UFO crashes that have been reported across the globe; from an acorn-shaped object that crashed in the woods of rural Pennsylvania, to a mysterious craft that washed ashore in Japan.

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

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

Mike indulges himself restoring his very first car, a 1961 Sunbeam; Avery buys an army truck, and recruits Mike to help him bring it home; tempers flare when Avery confronts Mike about the bottom line.

Paul has passport problems after David invites him to an elite-car auction in the United States; a 1959 Cadillac has more problems than expected.

Jay clashes with the new guy; a 1972 Plymouth Road Runner GTX arrives at the shop; a one-of-kind Swiss car goes up for auction.

Kevin struggles with a broken processor to get his logs off the mountain before snow closes the roads; his plans to launch the Seacrest go sideways; back at the mill, Sarah has a good idea for a side business that could make them a lot of money.

Mike indulges himself restoring his very first car, a 1961 Sunbeam; Avery buys an army truck, and recruits Mike to help him bring it home; tempers flare when Avery confronts Mike about the bottom line.

A sloshed snowboarder causes trouble at the airport; a pair of packages add up to a deadly surprise.

A bad-tempered drill worker returning home from Japan goes one step too far with officers; a Californian woman hides something in her child's stroller.

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

The 4077th becomes an impromptu orphanage when heavy shelling forces Korean children to seek shelter at the camp.

In 1962, Martin Luther King Jr. criticized Hoover's FBI for refusing to prosecute white supremacists who had burned down Black churches in Albany, Ga.; Hoover took King's criticisms as a personal insult, and he ordered the FBI to investigate King.

Kevin struggles with a broken processor to get his logs off the mountain before snow closes the roads; his plans to launch the Seacrest go sideways; back at the mill, Sarah has a good idea for a side business that could make them a lot of money.

Mike indulges himself restoring his very first car, a 1961 Sunbeam; Avery buys an army truck, and recruits Mike to help him bring it home; tempers flare when Avery confronts Mike about the bottom line.

The auto extravaganza, SEMA, rolls into Las Vegas; Ryan and Mike travel to Borla Exhaust headquarters in Los Angeles; Danny throws budget and restraint out the window turning his old 1955 Chevy into a world class '70s era Gasser.

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

The 4077th becomes an impromptu orphanage when heavy shelling forces Korean children to seek shelter at the camp.

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

In 1962, Martin Luther King Jr. criticized Hoover's FBI for refusing to prosecute white supremacists who had burned down Black churches in Albany, Ga.; Hoover took King's criticisms as a personal insult, and he ordered the FBI to investigate King.

The team discuss about the Chupacabras, evidence about alien civilization and a video of a dozen dinosaur-like running.

Controversy erupts when a man seeking his 15 minutes of internet fame crashes his plane into the Los Padres National Forest; the moment when three giant snakes fall out of a family's roof; two cyclists barely make it out of a tunnel.

A trail camera in Michigan captures potential footage of the elusive sasquatch; a large flock of blackbirds plunge to their death in Mexico; a ghostly phantom and a Filipino ghost legend.

The team discuss about the Chupacabras, evidence about alien civilization and a video of a dozen dinosaur-like running.

Controversy erupts when a man seeking his 15 minutes of internet fame crashes his plane into the Los Padres National Forest; the moment when three giant snakes fall out of a family's roof; two cyclists barely make it out of a tunnel.

In 1962, Martin Luther King Jr. criticized Hoover's FBI for refusing to prosecute white supremacists who had burned down Black churches in Albany, Ga.; Hoover took King's criticisms as a personal insult, and he ordered the FBI to investigate King.

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

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

The 4077th becomes an impromptu orphanage when heavy shelling forces Korean children to seek shelter at the camp.

Mike takes on the build of a 71 Camaro to honour a friend battling cancer.

Guild owner David orders rivals Jay and Dave to join forces on a vehicle from a horror film; Paul risks his son's education fund on two cars.

Ian becomes upset when he is removed from working on a 1970 Datsun 510; the multimillion-dollar Bugatti Aerolithe is damaged.

Things are starting to look up as Kevin repairs his broken machines and makes progress on his plan to build a breakwater and doc at Hook Bay.

Mike takes on the build of a 71 Camaro to honour a friend battling cancer.

A Korean bride-to-be tries to enter Canada as a tourist; the Marine Enforcement Team tackles a massive Japanese freighter carrying an illegal passenger.

Officers suspect an IT consultant has arrived for more than just a holiday; a surfer returns from Southeast Asia with a strange souvenir.

An intelligence officer and a psychiatrist grapple for the fate of a wounded officer who claims he's Jesus Christ.

B.J. writes home to his wife reporting Klinger's escape attempts and one of Frank's goof-ups.

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

Things are starting to look up as Kevin repairs his broken machines and makes progress on his plan to build a breakwater and doc at Hook Bay.

Mike takes on the build of a 71 Camaro to honour a friend battling cancer.

Danny Koker restores a 1969 Shelby GT500 numbers-matching car from a rust bucket into an instant classic; the team visits the Detroit Autorama to check out the Ridler Award competition where million-dollar cars are the norm.

An intelligence officer and a psychiatrist grapple for the fate of a wounded officer who claims he's Jesus Christ.

B.J. writes home to his wife reporting Klinger's escape attempts and one of Frank's goof-ups.

The technology battle among international telecommunications companies to produce the most popular cell phone, from flip phones to ringtones to text messaging; Blackberry combines the features of a computer with a cell phone to make a smartphone.

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