As the team works to stop a violent attack on the city, it is forced to confront the group responsible for the death of a team member; Hondo and Leroy disagree on how to handle a challenge to Darryl's fledgling business.

A high-stakes domestic disturbance involving a father and his two young daughters leads the team to race against the clock to save a group of international activists.

The team works together to hunt down a deadly band of mercenaries hired by a wealthy CEO trying to leave the country before he's arrested for running a massive Ponzi scheme; Hondo is forced to confront his changing relationship with Darryl.

As the team works to stop a violent attack on the city, it is forced to confront the group responsible for the death of a team member; Hondo and Leroy disagree on how to handle a challenge to Darryl's fledgling business.

LAPD Detective Whiting calls in a favor when Deeks' former partner goes rogue.

Kensi is transported to a missile launch facility to help thwart a takeover of nuclear weapons.

A mind-blowing Alabama collection includes a century of salvage; in Mississippi, Robbie dives into the remains of a family's carnival empire.

Adam, Kru and Tony follow the path of a failed 1982 Vancouver news team led by a Slumach gold hunter and mystic dowser.

After aborting his mission last season, lone wolf prospector David Muise returns undeterred and looking for a partner.

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.

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.

Adam, Kru and Tony follow the path of a failed 1982 Vancouver news team led by a Slumach gold hunter and mystic dowser.

After aborting his mission last season, lone wolf prospector David Muise returns undeterred and looking for a partner.

LAPD Detective Whiting calls in a favor when Deeks' former partner goes rogue.

Kensi is transported to a missile launch facility to help thwart a takeover of nuclear weapons.

A high-stakes domestic disturbance involving a father and his two young daughters leads the team to race against the clock to save a group of international activists.

The team works together to hunt down a deadly band of mercenaries hired by a wealthy CEO trying to leave the country before he's arrested for running a massive Ponzi scheme; Hondo is forced to confront his changing relationship with Darryl.

As the team works to stop a violent attack on the city, it is forced to confront the group responsible for the death of a team member; Hondo and Leroy disagree on how to handle a challenge to Darryl's fledgling business.

People has heard the tales of wars fought with groundbreaking weaponry; learning about everything else in between; from missiles manned by pigeons to an incendiary device made to look like one of America's favorite pastimes.

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

Has the US Government been hiding the truth about aliens? Are the recent UAP incidents presented to the US Congress proof that unidentified aerial phenomena are a threat to national security? Journalist Tony Harris and his team of experts will evaluate compelling evidence and pass verdicts on their authenticity.

The Burning Bush, the 10 Plagues, the Parting of the Red Sea these Biblical events in the Book of Exodus have shaped Judeo-Christian beliefs for centuries.

During World War II, the Nazi war machine creates specialized death camps; at Sobibor, in Poland, a small group of Jews engineer a mass escape and help bring the story of the Holocaust to the rest of the world.

People has heard the tales of wars fought with groundbreaking weaponry; learning about everything else in between; from missiles manned by pigeons to an incendiary device made to look like one of America's favorite pastimes.

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

The Burning Bush, the 10 Plagues, the Parting of the Red Sea these Biblical events in the Book of Exodus have shaped Judeo-Christian beliefs for centuries.

During World War II, the Nazi war machine creates specialized death camps; at Sobibor, in Poland, a small group of Jews engineer a mass escape and help bring the story of the Holocaust to the rest of the world.

People has heard the tales of wars fought with groundbreaking weaponry; learning about everything else in between; from missiles manned by pigeons to an incendiary device made to look like one of America's favorite pastimes.

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

Has the US Government been hiding the truth about aliens? Are the recent UAP incidents presented to the US Congress proof that unidentified aerial phenomena are a threat to national security? Journalist Tony Harris and his team of experts will evaluate compelling evidence and pass verdicts on their authenticity.

The Burning Bush, the 10 Plagues, the Parting of the Red Sea these Biblical events in the Book of Exodus have shaped Judeo-Christian beliefs for centuries.

Mike risks ruin when he resurrects his costly restoration of a 1968 Camaro; new shop manager Avery sends the budget soaring on a 1966 Super Bee and they discover that thieves may be stealing parts from the Field of Dreams.

Moe brings the team to the scene of one of his most terrifying previous investigations.

On a trip to the Deep South, Moe and his team visit a giant limestone cave that is the namesake of this haunted town.

Spring is here, and with just weeks to finish logging before he has to give his timber claim back, Kevin invests money he doesn't have on big plans to get the job done but when everything starts to go wrong, he's not sure he'll make his deadline.

Mike risks ruin when he resurrects his costly restoration of a 1968 Camaro; new shop manager Avery sends the budget soaring on a 1966 Super Bee and they discover that thieves may be stealing parts from the Field of Dreams.

A one-way ticket raises red flags; a traveler is caught with undeclared meat; officers find a loaded gun and live crab.

Officers find white powder in tea sacks; pills marked ICE are frozen; some furry foreigners arrive to spread good will.

Frank decides alcohol has become a menace to the 4077th and declares total prohibition.

A possible attack causes nurses and patients to leave the camp.

The haunting image of the Shroud of Turin has captivated millions around the world; scientists and theologians are trying to figure out if the Shroud of Turin truly is an image of Jesus or something very different.

Spring is here, and with just weeks to finish logging before he has to give his timber claim back, Kevin invests money he doesn't have on big plans to get the job done but when everything starts to go wrong, he's not sure he'll make his deadline.

Mike risks ruin when he resurrects his costly restoration of a 1968 Camaro; new shop manager Avery sends the budget soaring on a 1966 Super Bee and they discover that thieves may be stealing parts from the Field of Dreams.

Ryan and Kevin find a 1972 Datsun 240z, hoping Danny will fix it up and sell it before having a change of heart about keeping it; Davey Deals shows off his new muscle car, a 1969 Falcon; Ryan and Kevin pull over the driver of a restored 1953 Ford.

Danny yearns after a client's 1955 Chevy Nomad; while the owner wants a simple paint job, Danny and Ryan decide to surprise him; Mike and Shannon find a 1972 Nova in need of an overhaul; Ryan and Shannon check out a rare Harley-Davidson dirt bike.

Frank decides alcohol has become a menace to the 4077th and declares total prohibition.

A possible attack causes nurses and patients to leave the camp.

Don explores the massive underground cities in the mountains of Turkey that may have been home to the first civilization on Earth.

Don goes deep beneath the great lakes and explores flooded caves as he searches for evidence of a mysterious, cave-dwelling society that may have been the first people to reach America.

The haunting image of the Shroud of Turin has captivated millions around the world; scientists and theologians are trying to figure out if the Shroud of Turin truly is an image of Jesus or something very different.

The Valentine's Day Massacre, a shocking event in Chicago's history, occured on February 14th, 1929; it's an unsolved mystery.

Counting down 10 discoveries that challenge traditional beliefs about human history, from a lost city hidden in the Andes to mysterious metal spheres that are not of this world and a sunken city that is said to be the home of the gods.

The haunting image of the Shroud of Turin has captivated millions around the world; scientists and theologians are trying to figure out if the Shroud of Turin truly is an image of Jesus or something very different.

The Valentine's Day Massacre, a shocking event in Chicago's history, occured on February 14th, 1929; it's an unsolved mystery.

Counting down 10 discoveries that challenge traditional beliefs about human history, from a lost city hidden in the Andes to mysterious metal spheres that are not of this world and a sunken city that is said to be the home of the gods.

Don explores the massive underground cities in the mountains of Turkey that may have been home to the first civilization on Earth.

Don goes deep beneath the great lakes and explores flooded caves as he searches for evidence of a mysterious, cave-dwelling society that may have been the first people to reach America.

Counting down 10 discoveries that challenge traditional beliefs about human history, from a lost city hidden in the Andes to mysterious metal spheres that are not of this world and a sunken city that is said to be the home of the gods.

Frank decides alcohol has become a menace to the 4077th and declares total prohibition.

A possible attack causes nurses and patients to leave the camp.

Mike's restoration of a 1966 Pontiac Parisienne connects him with Rust Valley's most oddball residents, as does a major swap meet, while his son Connor pushes him to help out a friend recovering from tragedy.

Amidst the amusement parks of Central Florida, Moe and his team investigate a popular escape room attraction where the owners are plagued by supernatural phenomena that no one can explain.

At the site of the infamous Salem Witch Trials, Moe and his team encounter a famous local spirit.

As the clock counts down on the end of Kevin's timber claim, he pulls out all the stops and calls in favours from friends and family to get every last log off the mountainside before it's too late.

Mike's restoration of a 1966 Pontiac Parisienne connects him with Rust Valley's most oddball residents, as does a major swap meet, while his son Connor pushes him to help out a friend recovering from tragedy.

A traveler is caught with cocaine-filled pen caps; a long stay alerts CBP; a probation-breaking welder feels the heat.

A fake ID is comes to light at the border; a young traveler's stories don't jibe; CBP hounds sniff out forbidden food.

Tired of the GI diet of liver and fish, Hawkeye calls Chicago for an order of ribs.

Hawkeye records a letter to his father detailing his day in the OR with a mad Turk, a missing corpse and a gun-happy officer.

A look at what plans the United States government has in place to deal with a major attack or catastrophic event, from the designated survivor to the Mount Weather Emergency Operations Centre and FEMA catastrophe protocols.

As the clock counts down on the end of Kevin's timber claim, he pulls out all the stops and calls in favours from friends and family to get every last log off the mountainside before it's too late.

Mike's restoration of a 1966 Pontiac Parisienne connects him with Rust Valley's most oddball residents, as does a major swap meet, while his son Connor pushes him to help out a friend recovering from tragedy.

Kevin's brother, Steve, wants a 1980 Kawasaki KZ100 motorcycle tricked out like the ones on the TV series, "CHiPs;" Steve and Danny try to keep the project a secret; Ryan and Mike pull over a 1961 Ford Falcon; Danny sets his sights on a Grand Prix.

Lonnie wants to give his Lincoln lowrider a new, but simple, paint job but that's not going to happen; while Lonnie tricks out the inside, Ryan uses some insane painting techniques to give it the full Count's Kustoms treatment; a Rolls Royce.

Tired of the GI diet of liver and fish, Hawkeye calls Chicago for an order of ribs.

Hawkeye records a letter to his father detailing his day in the OR with a mad Turk, a missing corpse and a gun-happy officer.

From Masonic symbols to concealed bases and hidden tunnels that exist right under one's feet, many of America's best kept secrets hide in plain sight.

A look at what plans the United States government has in place to deal with a major attack or catastrophic event, from the designated survivor to the Mount Weather Emergency Operations Centre and FEMA catastrophe protocols.

When governments strike dark deals with cults, mobs and even sworn enemies, frosty relationships and mounting tensions are tested head on.

A leopard goes on a rampage in India; a paraglider plummets to earth and uses his skills and fast thinking to survive; a woman gets a little too close for comfort to an elephant and suffers the consequences.

Potential sightings of a dreaded Filipino creature known as the Aswang; a wolf may be stalking the woods of Saskatchewan; the night a UFO was famously spotted in Montreal.

When governments strike dark deals with cults, mobs and even sworn enemies, frosty relationships and mounting tensions are tested head on.

A leopard goes on a rampage in India; a paraglider plummets to earth and uses his skills and fast thinking to survive; a woman gets a little too close for comfort to an elephant and suffers the consequences.

A look at what plans the United States government has in place to deal with a major attack or catastrophic event, from the designated survivor to the Mount Weather Emergency Operations Centre and FEMA catastrophe protocols.

From Masonic symbols to concealed bases and hidden tunnels that exist right under one's feet, many of America's best kept secrets hide in plain sight.

Tired of the GI diet of liver and fish, Hawkeye calls Chicago for an order of ribs.

Hawkeye records a letter to his father detailing his day in the OR with a mad Turk, a missing corpse and a gun-happy officer.

Mike struggles to finish a problematic 1966 Pontiac Parisienne, while stumbling into direct competition with a Rust Valley neighbour; Avery crashes into his new role as shop manager.

Moe and his team host their roadshow at the edge of the American Civil War's most famed battlegrounds, where the ghosts of Union and Confederate soldiers are known to roam.

The spooky lighthouses on the east coast of Canada are only the tip of the paranormal iceberg; Moe and his team visit a historic prison and investigate a haunted axe from a 19th-century murder in another.

Faced with a desperate shortage of red cedar because his timber claim is still snowed in, Kevin takes to the high seas to salvage beached logs to serve his clients and pay a million dollar government penalty.

Mike struggles to finish a problematic 1966 Pontiac Parisienne, while stumbling into direct competition with a Rust Valley neighbour; Avery crashes into his new role as shop manager.

Officers find a stash of luxury knockoffs; a drag race fan slows his roll; CBP catches a wanted duo.

A car's radiation levels alert CBP; an officer digs up a stash of deadly bath salts; multiple phones materialize.

While a search goes on for a dog that bit Radar, Hawkeye defies Frank to take care of a case of hysterical paralysis.

Radar helps out a lamb meant for a Greek festival; Frank is cheated out of an opportunity to persecute a young soldier.

A small piece of plastic revolutionizes the world of commerce in the middle of the 20th century; Diners' Club, Bank of America and American Express race to change how people pay for everything, kicking off the $6 trillion dollar credit card industry.

Faced with a desperate shortage of red cedar because his timber claim is still snowed in, Kevin takes to the high seas to salvage beached logs to serve his clients and pay a million dollar government penalty.

Mike struggles to finish a problematic 1966 Pontiac Parisienne, while stumbling into direct competition with a Rust Valley neighbour; Avery crashes into his new role as shop manager.

The World Series of Poker guys want a Count's Kustoms chopper as the ultimate online giveaway; Mike and Ryan check out a completely original 1967 Camaro SS and go for a spin in a 1957 Bel Air; Danny and Ryan come across a 1969 Checker Aerobus.

A local TV news channel wants to turn its SUV into an all-weather mobile news unit to bring to schools to help children learn about weather; Danny and Ryan get a class in high performance driving at the Bondurant Racing School; a 1956 Ford Truck.

While a search goes on for a dog that bit Radar, Hawkeye defies Frank to take care of a case of hysterical paralysis.

Radar helps out a lamb meant for a Greek festival; Frank is cheated out of an opportunity to persecute a young soldier.

A small piece of plastic revolutionizes the world of commerce in the middle of the 20th century; Diners' Club, Bank of America and American Express race to change how people pay for everything, kicking off the $6 trillion dollar credit card industry.

Walt Disney overcomes obstacles to create the first theme park, where instead of thrill rides, he gives the visitor an immersive journey into a story.

Amidst financial troubles, Disney hires an ingenious marketing whiz who helps them figure out how to bring their beloved characters off the screen and into the hands of millions; Mickey becomes the first celebrity face to grace a cereal box and from that moment, the licensing of Disney products becomes a lucrative industry and the gold standard for multimedia corporations all over the world.

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.

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

A small piece of plastic revolutionizes the world of commerce in the middle of the 20th century; Diners' Club, Bank of America and American Express race to change how people pay for everything, kicking off the $6 trillion dollar credit card industry.

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.

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

Walt Disney overcomes obstacles to create the first theme park, where instead of thrill rides, he gives the visitor an immersive journey into a story.

Amidst financial troubles, Disney hires an ingenious marketing whiz who helps them figure out how to bring their beloved characters off the screen and into the hands of millions; Mickey becomes the first celebrity face to grace a cereal box and from that moment, the licensing of Disney products becomes a lucrative industry and the gold standard for multimedia corporations all over the world.

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

While a search goes on for a dog that bit Radar, Hawkeye defies Frank to take care of a case of hysterical paralysis.

Radar helps out a lamb meant for a Greek festival; Frank is cheated out of an opportunity to persecute a young soldier.

A visit to Avery's family farm leads to a discovery of unexpected treasures and puts Mike's veterinary skills to the test; A new member of the Rust Valley rat rod community needs help; Mike's '68 Chevelle SS comes back from the dead.

Moe's enthusiasm for vintage cars leads the team to an automotive museum and a mysterious haunted car; they prepare in a "curiosity shop" full of spooky objects.

The team visits Vancouver's historic city morgue, where hauntings have been documented for years.

With his timber claim still snowed in, Kevin and crew push the limits of his small boat to try and salvage more logs on the Alberni Inlet; Sarah plans a surprise for Kevin's birthday.

A visit to Avery's family farm leads to a discovery of unexpected treasures and puts Mike's veterinary skills to the test; A new member of the Rust Valley rat rod community needs help; Mike's '68 Chevelle SS comes back from the dead.

CBP converges on flights arriving from drug-source countries; a coffee expo volunteer finds trouble; pills are found in film containers.

A faceoff develops over luxury counterfeits; agents detect potentially lethal powder; a CBP beagle finds the mother load of meat.

Frank is driven by his jealousy of Trapper into proposing to Hot Lips.

A lecture, a Shirley Temple movie and a picnic are among the activities scheduled for the 4077th.

Steve journeys to Oregon's remote ranches to investigate the mystery of cattle mutilations; drawing on his understanding of the natural world and a hunter's perspective, he examines who is behind these surgically precise deaths.

With his timber claim still snowed in, Kevin and crew push the limits of his small boat to try and salvage more logs on the Alberni Inlet; Sarah plans a surprise for Kevin's birthday.

A visit to Avery's family farm leads to a discovery of unexpected treasures and puts Mike's veterinary skills to the test; A new member of the Rust Valley rat rod community needs help; Mike's '68 Chevelle SS comes back from the dead.

The owners of the Turbinator visit the shop to get a paint job for their vehicle which holds a land-speed record; Shannon and Mike strive to complete a paint job on an Indian Motorcycle; Danny checks out a classic Mercury and a Rolls Royce.

Ryan and Kevin head to the Bonneville Salt Flats to see if the Turbinator will exceed 500 miles per hour; Davey Deals asks Danny to help him sell a 1951 Nash; Mike and Paul trick out an electric bicycle; Danny pits the bike against a muscle car.

Frank is driven by his jealousy of Trapper into proposing to Hot Lips.

A lecture, a Shirley Temple movie and a picnic are among the activities scheduled for the 4077th.

Callie North challenges Joel van der Loon, Clay Hayes, and Lucas Miller to survive with what they can find in their pockets.

Three of "Alone's" standout fishermen are challenged by Season 6 winner Jordan Jonas to make a fishing kit, catch and smoke a fish with only four tools in three days.

Steve journeys to Oregon's remote ranches to investigate the mystery of cattle mutilations; drawing on his understanding of the natural world and a hunter's perspective, he examines who is behind these surgically precise deaths.

Steve delves into the mystery of the Lost Colony of Roanoke, navigating North Carolina's dense wilderness and swampy waterways. Combining historical research with his wilderness expertise, he investigates the colonists' possible fate and survival strategies, uncovering the challenges they faced in their search for a safe haven.

From ancient religious texts buried in Egypt to cultural relics found at sea, or even a tower of skulls hiding under the earth, these lost artifacts change what is known about certain sacred beliefs.

The survivalists finally begin to cash in on food as game proves to be plentiful; this prosperity is short-lived, however, as dark clouds loom in the distance.

Steve delves into the mystery of the Lost Colony of Roanoke, navigating North Carolina's dense wilderness and swampy waterways. Combining historical research with his wilderness expertise, he investigates the colonists' possible fate and survival strategies, uncovering the challenges they faced in their search for a safe haven.

From ancient religious texts buried in Egypt to cultural relics found at sea, or even a tower of skulls hiding under the earth, these lost artifacts change what is known about certain sacred beliefs.

The survivalists finally begin to cash in on food as game proves to be plentiful; this prosperity is short-lived, however, as dark clouds loom in the distance.

Steve journeys to Oregon's remote ranches to investigate the mystery of cattle mutilations; drawing on his understanding of the natural world and a hunter's perspective, he examines who is behind these surgically precise deaths.

Steve delves into the mystery of the Lost Colony of Roanoke, navigating North Carolina's dense wilderness and swampy waterways. Combining historical research with his wilderness expertise, he investigates the colonists' possible fate and survival strategies, uncovering the challenges they faced in their search for a safe haven.

Callie North challenges Joel van der Loon, Clay Hayes, and Lucas Miller to survive with what they can find in their pockets.

Three of "Alone's" standout fishermen are challenged by Season 6 winner Jordan Jonas to make a fishing kit, catch and smoke a fish with only four tools in three days.

Frank is driven by his jealousy of Trapper into proposing to Hot Lips.

A lecture, a Shirley Temple movie and a picnic are among the activities scheduled for the 4077th.

Mike restores a 1969 El Camino for his son Connor to race in a high-stakes Hit to Pass competition; Rust Bros' biggest rivalry gets nasty when they realize that not everyone is playing by the rules.

Five surviving members of Canada's Black Watch sniper unit recount their experiences in World War II.

A tourist's uncertain vacation plans make him suspicious; two backpackers return with more than just memories; in Port Huron, a traveler carries a concealed weapon.

As Kevin's log salvaging operation struggles, he pins his hopes on getting back up to his mountain timber claim; a long-time mill hand quits, leaving big shoes to fill.

Mike restores a 1969 El Camino for his son Connor to race in a high-stakes Hit to Pass competition; Rust Bros' biggest rivalry gets nasty when they realize that not everyone is playing by the rules.

Suspected of smuggling narcotics, a jittery traveler's next stop is a medical facility; a pair arrives bearing a trophy; CBP question a DJ's find.

A tourist's uncertain vacation plans make him suspicious; two backpackers return with more than just memories; in Port Huron, a traveler carries a concealed weapon.

Hawkeye discovers a visiting doctor who must operate on a wounded soldier is a lush.

Frank demands that Hawkeye be court-martialed for hitting him in the O.R.

Deep within the recesses of the US government archives are secrets that will never see the light of day; but thanks to eyewitness encounters and devoted research many odd events are being uncovered and re-examined.

As Kevin's log salvaging operation struggles, he pins his hopes on getting back up to his mountain timber claim; a long-time mill hand quits, leaving big shoes to fill.

Mike restores a 1969 El Camino for his son Connor to race in a high-stakes Hit to Pass competition; Rust Bros' biggest rivalry gets nasty when they realize that not everyone is playing by the rules.

Danny is commissioned to custom paint a brand new pickup for a charity auction for the local YMCA; with time running short, Ryan needs everyone working at lightning speed; Kevin and Ryan spot a 1953 Chevy Lowrider.

Andy Ross wants Danny to build the world's most patriotic muscle car; Roli blackmails Horny Mike into teaching him how to airbrush.

Hawkeye discovers a visiting doctor who must operate on a wounded soldier is a lush.

Frank demands that Hawkeye be court-martialed for hitting him in the O.R.

Exploring the dark art of spy-craft, from the frankenkitty to the umbrella gun; revealing the deadliest spy weapons deployed to gather information and assassinate enemies.

The origins of history's deadliest games, from Roman bloodsports to Russian roulette.

Deep within the recesses of the US government archives are secrets that will never see the light of day; but thanks to eyewitness encounters and devoted research many odd events are being uncovered and re-examined.

There has been a legacy of secrecy and controversy surrounding UFOs and extraterrestrials, a look at these powerful leaders and could they be hiding the truth about UFOs from the public.

The hidden history of the White House, including the mystery of a top-secret construction project dubbed the Big Dig that took place outside of the West Wing; the search for the truth utilizes images, graphics and previously classified materials.

Deep within the recesses of the US government archives are secrets that will never see the light of day; but thanks to eyewitness encounters and devoted research many odd events are being uncovered and re-examined.

There has been a legacy of secrecy and controversy surrounding UFOs and extraterrestrials, a look at these powerful leaders and could they be hiding the truth about UFOs from the public.

The hidden history of the White House, including the mystery of a top-secret construction project dubbed the Big Dig that took place outside of the West Wing; the search for the truth utilizes images, graphics and previously classified materials.

Exploring the dark art of spy-craft, from the frankenkitty to the umbrella gun; revealing the deadliest spy weapons deployed to gather information and assassinate enemies.

The origins of history's deadliest games, from Roman bloodsports to Russian roulette.

There has been a legacy of secrecy and controversy surrounding UFOs and extraterrestrials, a look at these powerful leaders and could they be hiding the truth about UFOs from the public.

Hawkeye discovers a visiting doctor who must operate on a wounded soldier is a lush.

Frank demands that Hawkeye be court-martialed for hitting him in the O.R.

New painter Neil takes a perfectionist approach to re-painting Connor's '66 Chevelle Malibu; Mike worries that his car collection won't sell for much; Dubs Kustoms scores a new client who wants to recreate a hundred-year-old Essex Boattail Roadster.

Mike struggles to pick just ten cars to keep out of his collection, and helps build a rare Volkswagen truck; Shafin convinces Avery to clean up his yard with the help of a monster truck.

Big Donny keeps a watchful eye on Junior during a peat bog recovery that threatens to swallow up their fleet of tow trucks; Dave brings Angela on a tough job that could finally get him into the black.

New painter Neil takes a perfectionist approach to re-painting Connor's '66 Chevelle Malibu; Mike worries that his car collection won't sell for much; Dubs Kustoms scores a new client who wants to recreate a hundred-year-old Essex Boattail Roadster.

Mike struggles to pick just ten cars to keep out of his collection, and helps build a rare Volkswagen truck; Shafin convinces Avery to clean up his yard with the help of a monster truck.

Big Donny keeps a watchful eye on Junior during a peat bog recovery that threatens to swallow up their fleet of tow trucks; Dave brings Angela on a tough job that could finally get him into the black.

In the 1950s, middle-aged salesman Ray Kroc is drowning in debt when he's inspired by a roadside burger stand he wants to spread nationwide, McDonald's; he creates the modern model of franchising and ignites a fast-food gold rush.

James Gamble and Harley Procter invent a revolutionary new soap that revolutionizes America and opens up a market to entrepreneurs in the late 1800s, when Americans rarely bathed and deadly diseases were commonplace.

Mike picks a three-generation family business where the prolific collector's granddaughter knows the backstory of every item; at a motorbike enthusiast's mancave, Robbie pays up for a practice bomb; Jersey steps in to preserve a racer's legacy.

Mike makes moves on a bonanza of rare signs and surfboards; Robbie and Jersey scour a Vermont homestead's classic car boneyard.

Rick looks at a Honus Wagner baseball card; Chum strums a custom Fender by guitar maker John Carruthers; Rick is thrilled to see a Draped Bust half dollar hit the counter.

With the home field advantage, Chum beams at a light bulb trick from Vegas' own Mr. Electric, while Rick kneels to a stool from Queen Elizabeth II's coronation.

In the 1950s, middle-aged salesman Ray Kroc is drowning in debt when he's inspired by a roadside burger stand he wants to spread nationwide, McDonald's; he creates the modern model of franchising and ignites a fast-food gold rush.

The team must find assailants who illegally crossed the border and attacked California Highway Patrol officers; Homeland Security sends Nell's older and bossy sister to assist with the case.

Callen and the team question Joelle's backstory after she escapes from a kidnapping and turns to Callen for help.

The team tries to track down a media-savvy crew of bank robbers who consider themselves a band of modern-day Robin Hoods; Hondo and Deacon clash over how to deal with a group of cops' racist views.

When escaped prisoners take control of a courthouse with Hondo and Deacon inside, the two race to save the lives of innocent civilians while trying to avoid detection themselves; Street visits his mother in the hospital and faces a pivotal decision.

The team races to rescue victims of a sex trafficking ring that is preying on disenfranchised women; Hondo finds himself at odds with Leroy and Darryl over the future of their business; Street confronts Chris about meeting with his hospitalized mom.

The team tries to track down a media-savvy crew of bank robbers who consider themselves a band of modern-day Robin Hoods; Hondo and Deacon clash over how to deal with a group of cops' racist views.

When escaped prisoners take control of a courthouse with Hondo and Deacon inside, the two race to save the lives of innocent civilians while trying to avoid detection themselves; Street visits his mother in the hospital and faces a pivotal decision.

The team races to rescue victims of a sex trafficking ring that is preying on disenfranchised women; Hondo finds himself at odds with Leroy and Darryl over the future of their business; Street confronts Chris about meeting with his hospitalized mom.

The team must find assailants who illegally crossed the border and attacked California Highway Patrol officers; Homeland Security sends Nell's older and bossy sister to assist with the case.

Callen and the team question Joelle's backstory after she escapes from a kidnapping and turns to Callen for help.

Mike uncovers a mind-blowing collection of vintage baseball cards in Kansas; Robbie and Jersey try to broker a deal in Tommy's "black hole of stuff.".

The final words of a lifelong gold hunter send Adam, Kru and Daryl Friesen through an icy gauntlet high above Pitt Lake.

An old map connected to testimony from an 1891 eyewitness account of Slumach's hanging sheds light on the legend.

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.

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.

The final words of a lifelong gold hunter send Adam, Kru and Daryl Friesen through an icy gauntlet high above Pitt Lake.

An old map connected to testimony from an 1891 eyewitness account of Slumach's hanging sheds light on the legend.

The team must find assailants who illegally crossed the border and attacked California Highway Patrol officers; Homeland Security sends Nell's older and bossy sister to assist with the case.

Callen and the team question Joelle's backstory after she escapes from a kidnapping and turns to Callen for help.

The team tries to track down a media-savvy crew of bank robbers who consider themselves a band of modern-day Robin Hoods; Hondo and Deacon clash over how to deal with a group of cops' racist views.

When escaped prisoners take control of a courthouse with Hondo and Deacon inside, the two race to save the lives of innocent civilians while trying to avoid detection themselves; Street visits his mother in the hospital and faces a pivotal decision.

The team races to rescue victims of a sex trafficking ring that is preying on disenfranchised women; Hondo finds himself at odds with Leroy and Darryl over the future of their business; Street confronts Chris about meeting with his hospitalized mom.

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.

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.

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.