Giorgio Tsoukalos explores mysterious monuments worldwide. Could these ancient sites hold proof of an extraterrestrial connection.

Mike and Jersey go wild for an eclectic Kentucky stockpile. Mike steps up with a high-flying bid for the Holy Grail of vintage motorbikes.

Rick and Corey dart out of the shop to check out a 1968 convertible. Meanwhile, Chum desperately wants a piece of an oreodont fossil.

With the shop short staffed, Seth struggles to stay on the ball. With each new high drama customer, he gets closer and closer to his breaking point.

Seth and Ashley battle it out to see who can bring in more new customers to the store.

Customer drama is nothing new to the Golds, but when rumours emerge that an employee may be taking bribes, Ashley vows to get to the bottom of things.

With employee relations not his strong suit, Seth tries to make amends by moving staff around. But his plan soon backfires.

With their father/son relationship already on the rocks, a major miscommunication between Les and Seth threatens to land a key employee on the chopping block.

When Les allows a $60,000 watch to walk out the door on a handshake agreement, Seth and Ashley flip out.

Off the Hook: A thrilling showdown between two previous champions, each ready to showcase their skills in a high-stakes five-hour challenge.

The Templar Knights forge elite warriors in the Holy Land, where ruthless training, faith and combat skill shape one of history's most feared forces.

Colditz Castle, The Great Escape and the bold Warburg Wire Job.

A daring dash through Nazi Europe, a deadly mountain escape and WWII's largest breakout, by men who chose death over dishonour.

a German breakout, a US bomber crew's Soviet secret and the Trojan Horse of Stalag Luft III.

Kenny's name mix-ups spark bold bids and surprise results. Brandi fights bad luck, looking to the heavens for help as pressure mounts at auction heats up fast.

The heat rises as Dusty and Lupe get soaked, Brandi digs up grana, Lisa camps in a surprise spot and Dave walks away with almost. nothing.

West Covina heats up as Dusty works his magic, Lisa hunts for a project, Ivy battles heels and tools whilst Brandi steps into the ring for her grandpa.

Donnie comes up with an idea to host a live online auction to sell off the gold he's found at Swiss Diggings. Richie waits to find out if he needs surgery for his broken hand.

Donnie and Ronnie have a bust up - threatening Donnie's dream of owning a lease. At the 1870 mine, Richie builds a gold room to sort the super-fine gold from the waste material.

Alice tells the story of Roman Britain by studying the history of Chester. She enjoys an authentic Roman feast and checks out an archaeological discovery.

Alice looks into the history of York, taking part in a Viking battle and examining an almost 1,000-year-old poo.

Red Wedding: The twisted relationship between Greg Picasso Woolley and Marty Robert, two of the most powerful Hells Angels in history, comes to a fatal head.

Dark Empire Rises: The death of Greg Woolley coincides with the rise of a new king. Watch the developments in the war expected to unfold between the Hells Angels and the Mafia.

When secrecy is survival, code becomes a weapon. From Vietnam rescues to WWII battlefields, hidden messages turn language into a powerful force.

Kenny's name mix-ups spark bold bids and surprise results. Brandi fights bad luck, looking to the heavens for help as pressure mounts at auction heats up fast.

The heat rises as Dusty and Lupe get soaked, Brandi digs up grana, Lisa camps in a surprise spot and Dave walks away with almost. nothing.

West Covina heats up as Dusty works his magic, Lisa hunts for a project, Ivy battles heels and tools whilst Brandi steps into the ring for her grandpa.

Donnie comes up with an idea to host a live online auction to sell off the gold he's found at Swiss Diggings. Richie waits to find out if he needs surgery for his broken hand.

Donnie and Ronnie have a bust up - threatening Donnie's dream of owning a lease. At the 1870 mine, Richie builds a gold room to sort the super-fine gold from the waste material.

The Templar Knights forge elite warriors in the Holy Land, where ruthless training, faith and combat skill shape one of history's most feared forces.

A bright green swirling spiral appears in the seas of the Persian Gulf and a massive complex suddenly appears in Myanmar.

Strange images from a remote and empty desert could explain the mysterious mummies found there and an apocalyptic sandstorm swallows the Middle East.

Kenny's name mix-ups spark bold bids and surprise results. Brandi fights bad luck, looking to the heavens for help as pressure mounts at auction heats up fast.

The heat rises as Dusty and Lupe get soaked, Brandi digs up grana, Lisa camps in a surprise spot and Dave walks away with almost. nothing.

West Covina heats up as Dusty works his magic, Lisa hunts for a project, Ivy battles heels and tools whilst Brandi steps into the ring for her grandpa.

Brandon and Lori go for the gold - but find something even better.

Sean enters one of the most unusual, big money auctions yet, Scott and Jesse go head to head, Brandon and Lori take a risk and Papa Bear goes all in.

It's wheels up for Papa Bear when he takes a gamble on a mysterious covered item.

Does Big Bear mean Big Money? The Alvarados get sneaky while Desert Dan horses around, and frustration gets the best of Brandori.

The team evaluates chef attire signed by the actor who portrayed the 'Soup Nazi' on Seinfeld.

A seller walks into the shop with an E.T. printer's proof movie poster, a rare find that captures the nostalgia of the beloved film.

Chumlee offers on a Dalí lithograph of Picasso, while Rick reviews FDR's Fireside Chats and Corey looks at a Death Star model.

From killer hurricanes and tsunamis to earthquakes, floods and fires, these are the deadliest natural disasters ever recorded.

One spark is all it takes. From the Hindenburg disaster to Krakatoa's violent volcanic eruption in 1883, these explosions are among history's deadliest.

Isolated, deadly and unforgettable. Places like Iwo Jima, Devil's Island and Snake Island, these islands are home to some of history's darkest stories.

In the darkest hours of World War 2, thousands of men and women from Myanmar risked their lives fighting a brutal war for Britain against the Japanese.

On the orders of Adolf Hitler, the Nazi invaders of Alderney utilised more than 5,000 slave labourers to build a series of protective fortifications.

The World War II killings carried out by the Nazis on Alderney represent the worst mass murder in British history - yet no one has been brought to justice.

In Operation Overlord, the Allies mount an invasion of occupied France, paving the way for liberation and the opening of a decisive second front in Western Europe.

There's conflict in the jungles and plains of Asia the 'forgotten theatre' of World War II, as America struggles to bring the fight to Tokyo's door.

From hidden bones to a lost tomb and a sports car unearthed, these shocking discoveries prove some secrets refuse to stay buried.

Brandon and Lori go for the gold - but find something even better.

Sean enters one of the most unusual, big money auctions yet, Scott and Jesse go head to head, Brandon and Lori take a risk and Papa Bear goes all in.

It's wheels up for Papa Bear when he takes a gamble on a mysterious covered item.

Does Big Bear mean Big Money? The Alvarados get sneaky while Desert Dan horses around, and frustration gets the best of Brandori.

The team evaluates chef attire signed by the actor who portrayed the 'Soup Nazi' on Seinfeld.

A seller walks into the shop with an E.T. printer's proof movie poster, a rare find that captures the nostalgia of the beloved film.

A giant carving of a strange creature suddenly appears in the Australian Outback and mysterious bright green lights illuminate the seas around Thailand.

Dr Travis Taylor reveals the most mind-bending phenomena that the team has discovered at the mysterious Triangle on Skinwalker Ranch.

With the shop short staffed, Seth struggles to stay on the ball. With each new high drama customer, he gets closer and closer to his breaking point.

Seth and Ashley battle it out to see who can bring in more new customers to the store.

Customer drama is nothing new to the Golds, but when rumours emerge that an employee may be taking bribes, Ashley vows to get to the bottom of things.

With employee relations not his strong suit, Seth tries to make amends by moving staff around. But his plan soon backfires.

With their father/son relationship already on the rocks, a major miscommunication between Les and Seth threatens to land a key employee on the chopping block.

When Les allows a $60,000 watch to walk out the door on a handshake agreement, Seth and Ashley flip out.

Rick prepares for battle over a pair of vintage posters, Corey takes a look at an old fireman's megaphone and Chum heads over to a photo gallery.

Kenny tried to bribe the competition in Canyon Country, Ivy and Isaiah make the most of a purchase and Brandi takes on the power of darkness.

Rene goes head-to-head with Darrell, while Lisa and her dog sneak their way into a locker that earns her stamp of approval.

Brandi is relieved after picking up a locker in Placentia. Rene goes to the office to quickly flip his money and Kenny struggles just to get through his unit.

Lisa gets clinical with her find, forcing her to take a closer look. The new guy pays heavily for a unit, while Brandi and Rene struggle.

Throughout the world, structures exist that would be almost impossible to duplicate today. How were ancient civilisations able to build them? And why.

Elite units test defences and steal secrets. From SEAL Team Red Cell exposing fatal flaws, to the CIA's "The Shop" and WWII's Alamo Scouts.

Alice Roberts shares archaeological discoveries from the west of the UK, including a Roman bath house and a German camp.

Finds from the East include a monument as old as Stonehenge and some disturbing Roman burials.

Alice Roberts follows archaeologists as they excavate Iron Age Britain's most spectacular grave - a Yorkshire chariot burial.

Dr Alice Roberts explores a secret location in the Cotswolds, which gives up a very precious and fragile artefact.

Mike and Jersey sift through a tidal wave of early technology and Robbie is determined to rev up a one-of-a-kind car with no owner's manual.

Two past Forged in Fire winners challenge a judge to recreate the Tizona, the legendary sword of El Cid.

Discover more incredible history buried frozen in the ice, from a body buried on the Himalayas' Killer Mountain to the remains of a Woolly Mammoth.

Elite units test defences and steal secrets. From SEAL Team Red Cell exposing fatal flaws, to the CIA's "The Shop" and WWII's Alamo Scouts.

Expert Chris Rutkowski, home to the largest UFO research archive, sets the scene and explains an unexplained event.

Expert Chris Rutkowski, home to the largest UFO research archive, sets the scene and explains an unexplained event.

Alice Roberts shares archaeological discoveries from the west of the UK, including a Roman bath house and a German camp.

Finds from the East include a monument as old as Stonehenge and some disturbing Roman burials.

As the tide begins to turn against the Axis powers, the leaders of Germany and Japan deploy opposite strategies on their home fronts.

Resistance to Nazi occupation and oppression is a constant throughout the war, with results both triumphant and devastating.

Elite units test defences and steal secrets. From SEAL Team Red Cell exposing fatal flaws, to the CIA's "The Shop" and WWII's Alamo Scouts.

Kenny tried to bribe the competition in Canyon Country, Ivy and Isaiah make the most of a purchase and Brandi takes on the power of darkness.

Rene goes head-to-head with Darrell, while Lisa and her dog sneak their way into a locker that earns her stamp of approval.

The Rocky Road Ahead: Matty Blake drills down with the team on their plans to uncover the mysterious objects that are buried in the Mesa on Skinwalker Ranch.

Finds from the East include a monument as old as Stonehenge and some disturbing Roman burials.

Alice Roberts follows archaeologists as they excavate Iron Age Britain's most spectacular grave - a Yorkshire chariot burial.

Dr Alice Roberts explores a secret location in the Cotswolds, which gives up a very precious and fragile artefact.

Rick aims to get a rifle from the 1800s, a seller flexes a signed autobiography by Arnold Schwarzenegger and a ventriloquist doll makes Corey's head spin.

Brandi makes the best of a bad situation in Fullerton. Ivy snipes one locker and grabs a second, knocking out the competition.

With temperatures soaring in Moreno Valley, Kenny fights the heat by providing everyone with popsicles. Rene brings along his daughter, Tatiana.

It's a scorcher in Banning, making Kenny dress for the occasion hoping to channel a Caribbean breeze. Rene is on the hunt for hot collectibles.

The blazing heat in Riverside inspires Lisa and Kenny to break out the parasols. Dusty wears his intuition on his sleeve and Ivy releases the hounds.

Discover the largely unknown and overwhelmingly courageous story of Jewish resistance during the Holocaust, both inside and outside the death camps' walls.

America battles for control of the seas against German U-boats in the Atlantic and Japan's powerful navy in the Pacific, in a fight that turns the tide of war.

The first joint U.S.-British offensive of the war, inexperienced troops and leader Eisenhower face hardened German Afrika Korps and the infamous Erwin Rommel.

An exceptional documentary that chronicles the liberation of Auschwitz, commencing on the day of liberation and backtracking in time to narrate the tragedy of the Holocaust.

Mike relives the thrill of stuntman Evel Knievel's legendary career while Robbie and Jersey comb through a stockpile of military relics.

The competition heats up as each smith pours their skill and creativity into the blade, knowing only one will advance to face a judge.

As one of their most controversial scientists, Heisenberg was key in the Nazis' efforts to build an atomic bomb. How close was he to achieving his goal.

As the tide begins to turn against the Axis powers, the leaders of Germany and Japan deploy opposite strategies on their home fronts.

Resistance to Nazi occupation and oppression is a constant throughout the war, with results both triumphant and devastating.

After settlers encroach on Native lands, Miami Chief Little Turtle leads the Northwest Confederacy to victory over US forces.

John Colter, famed hunter, joins the fur trade. Ignoring Blackfeet warnings about hunting sacred beaver on their land, he's captured and must run for his life.

America battles for control of the seas against German U-boats in the Atlantic and Japan's powerful navy in the Pacific, in a fight that turns the tide of war.

After Pearl Harbor Japanese forces sweep through Southeast Asia. On Guadalcanal, US Marines face a brutal fight to halt their relentless advance now.

As Hitler's power spreads across Europe, his hateful ideology drives persecution of Jewish people, leading to escalating violence and ultimately the Holocaust.

Hell in the Pacific: This episode remembers some of the thunderous naval battles which took place during the Pacific War.

Brandi makes the best of a bad situation in Fullerton. Ivy snipes one locker and grabs a second, knocking out the competition.

With temperatures soaring in Moreno Valley, Kenny fights the heat by providing everyone with popsicles. Rene brings along his daughter, Tatiana.

It's a scorcher in Banning, making Kenny dress for the occasion hoping to channel a Caribbean breeze. Rene is on the hunt for hot collectibles.

Mesa, Mesa, Mesa!: Dr. Travis Taylor digs deeper into the unbelievable discoveries that the team has made in the rocky Mesa on Skinwalker Ranch.

America battles for control of the seas against German U-boats in the Atlantic and Japan's powerful navy in the Pacific, in a fight that turns the tide of war.

The first joint U.S.-British offensive of the war, inexperienced troops and leader Eisenhower face hardened German Afrika Korps and the infamous Erwin Rommel.

D-Day and Liberation: 6th June 1944, the day that British, US and Canadian troops were sent across the English Channel to begin the job of reclaiming continental Europe.

Rick and Chum show off their pearly whites when a seller brings in a pair of T-Rex teeth, while Corey goes to bat for a signed Mark Buehrle jersey.

Brandi makes a serious land grab and it pays off, Rene can't resist a big mystery and Barry poaches from the competition.

Ivy scores a packed locker and stumbles across an antique of unusual origin, while Darrell discovers that good things come in small packages.

Rene has lukewarm results bobbin' for profits in Stanton, while Brandi does end up with the green. just not in the way she expected.

Barry takes Dusty under his wing at a big Auction in Fullerton as Rene makes some dainty discoveries.

Everything is coming up "Brandi" as she milks all she can out of her buy. Ivy knows good tools when he sees them. Lisa forms some sweet success.

As the ultimate amphibious warriors, SEALs perfect their ability to strike by sea, air, and land, becoming specialists in unconventional warfare.

From fossilised vomit to a pulsing sewer blob and a toy found in a lung, these bizarre discoveries reveal a world stranger and creepier than fiction.

The buyers press their luck in Sin City where Brandon and Lori get outfoxed by a group of locals, while Jesse gambles on a locker filled with junk.

Jesse taunts Brandon and Lori in the hopes of instigating a fight, before seasoned local Victor throws down his bankroll for a trove of luxury goods.

Brandon returns to Boston and squares off against his former protégé, Wade, before a military hero goes all in on a locker hiding the ultimate score.

The score of a lifetime is hidden in the back of a locker, but when the bidding heats up, will our auction heroes have the cash to stay in the game.

When the Taylor brothers show up, Brandon and Lori have a new civil war on their hands. But will they score big, or bust.

A smelly bin scares away most bidders, but it ends up being a great score. Plus, Brandon and Lori win a scary bin that may or may not have value.

Follow two of the most skilled 'pickers' as they hunt down objects with historical, collectable value that have been long forgotten by their owners.

Finalists pay homage to Hollywood by crafting Hattori Hanzo's 1,000-layer katana from Quentin Tarantino's Kill Bill.

Everything is coming up "Brandi" as she milks all she can out of her buy. Ivy knows good tools when he sees them. Lisa forms some sweet success.

As the ultimate amphibious warriors, SEALs perfect their ability to strike by sea, air, and land, becoming specialists in unconventional warfare.

From fossilised vomit to a pulsing sewer blob and a toy found in a lung, these bizarre discoveries reveal a world stranger and creepier than fiction.

From the Austro-Hungarian Empire to Britain in the early Middle Ages, uncover the origins of the curses surrounding Franz Ferdinand's car, Lindow Man and more.

The buyers press their luck in Sin City where Brandon and Lori get outfoxed by a group of locals, while Jesse gambles on a locker filled with junk.

Jesse taunts Brandon and Lori in the hopes of instigating a fight, before seasoned local Victor throws down his bankroll for a trove of luxury goods.

Brandon returns to Boston and squares off against his former protégé, Wade, before a military hero goes all in on a locker hiding the ultimate score.

The score of a lifetime is hidden in the back of a locker, but when the bidding heats up, will our auction heroes have the cash to stay in the game.

Everything is coming up "Brandi" as she milks all she can out of her buy. Ivy knows good tools when he sees them. Lisa forms some sweet success.

As the ultimate amphibious warriors, SEALs perfect their ability to strike by sea, air, and land, becoming specialists in unconventional warfare.

From fossilised vomit to a pulsing sewer blob and a toy found in a lung, these bizarre discoveries reveal a world stranger and creepier than fiction.

When the Taylor brothers show up, Brandon and Lori have a new civil war on their hands. But will they score big, or bust.

A smelly bin scares away most bidders, but it ends up being a great score. Plus, Brandon and Lori win a scary bin that may or may not have value.

Follow two of the most skilled 'pickers' as they hunt down objects with historical, collectable value that have been long forgotten by their owners.

Hot, Hot, Hot Spots: Matty Blake and the team break down how the phenomena, and the locations where they happen on Skinwalker Ranch, may all be connected.

The buyers press their luck in Sin City where Brandon and Lori get outfoxed by a group of locals, while Jesse gambles on a locker filled with junk.

Jesse taunts Brandon and Lori in the hopes of instigating a fight, before seasoned local Victor throws down his bankroll for a trove of luxury goods.

Brandon returns to Boston and squares off against his former protégé, Wade, before a military hero goes all in on a locker hiding the ultimate score.

The score of a lifetime is hidden in the back of a locker, but when the bidding heats up, will our auction heroes have the cash to stay in the game.

When the Taylor brothers show up, Brandon and Lori have a new civil war on their hands. But will they score big, or bust.

A smelly bin scares away most bidders, but it ends up being a great score. Plus, Brandon and Lori win a scary bin that may or may not have value.

One seller hopes to score with his Magic Johnson birthday invitation, while Chum takes a look at joker playing cards used as props in The Dark Knight.

The women outnumber the men in Rosamond as Dusty and his girlfriend discover a stockpile of vintage TV memorabilia.

Lancaster turns into Ivy's honeypot, Lisa plans to use her brain when selecting lockers and Dusty and Tollbooth Lupe do a mitzvah.

The buyers head to Palm Springs in search of higher-end goods. Kenny tries to amp up the profit on a unit and Rene sees quick potential where others don't.

Dusty and Lupe steal a no-brainer locker, which pays off handsomely. Meanwhile, Darrell taxes himself - which almost puts him in storage jail.

Ukrainian dictator Viktor Yanukovych hid his stolen billions in Mezhyhirya, a lavish 150-acre estate north of Kyiv, symbolising his corruption.

New documents and a banned book reveal Stalin's secret bunkers, from his Lipki dacha to hidden shelters in Sochi and Moscow's elite metro system.

The Pawn Stars check out a pair of vintage rock t-shirts, Gumby and Pokey toys, a Gad Ullman poster and unopened Atari games.

The guys head out for a little friendly competition. Also, Apollo 11 documents and a Harley-Davidson 1962 Topper find their way into the shop.

Corey calls for backup when an iconic find makes its way into the store. Meanwhile, Rick has a chance to buy a vintage whisky strap.

A seller comes in with an overcoat once owned by Lee Harvey Oswald, Corey checks out a 30-year-old Gibson guitar and Rick and Corey check out a WWII half-track.

Mike and Robbie revisit the picking grandpa they never had on his five-acre Kansas empire. Then they head to Pennsylvania for a dizzying joyride.

Four bladesmiths go back to basics before two go on to recreate one of the most intricate weapons in Forged in Fire history, the steel crossbow.

Rob Bell visits Bosworth Field, the site of the decisive battle in 1485 that ended the Wars of the Roses and ushered in the Tudor dynasty.

In 1649, 59 people sign King Charles I's death warrant and he is publicly beheaded. But his eldest son - and heir to the throne - seeks revenge.

When Charles faces backlash for his treatment of the regicides, his enemies rally against him. Meanwhile, he himself becomes more obsessed with power.

Charles dispatches assassins to Europe in an attempt to stamp his power abroad, but his authority begins to unravel at home as his Queen publicly challenges him.

In the ancient Burnt City of Shahre Sukhteh, Iran, archaeologists uncover a remarkable discovery. The oldest known prosthetic eye, made of gold.

The fate of Pharaoh Ramses III has been clouded by rumours of a family plot against him. Examining the tomb, uncovers evidence to support this.

The Pawn Stars check out a pair of vintage rock t-shirts, Gumby and Pokey toys, a Gad Ullman poster and unopened Atari games.

The guys head out for a little friendly competition. Also, Apollo 11 documents and a Harley-Davidson 1962 Topper find their way into the shop.

Corey calls for backup when an iconic find makes its way into the store. Meanwhile, Rick has a chance to buy a vintage whisky strap.

A seller comes in with an overcoat once owned by Lee Harvey Oswald, Corey checks out a 30-year-old Gibson guitar and Rick and Corey check out a WWII half-track.

Mike and Robbie revisit the picking grandpa they never had on his five-acre Kansas empire. Then they head to Pennsylvania for a dizzying joyride.

Phenomenal Connections: Dr Travis Taylor reviews evidence the team has documented, suggesting they may be close to revealing the secret of Skinwalker Ranch.

The guys head out for a little friendly competition. Also, Apollo 11 documents and a Harley-Davidson 1962 Topper find their way into the shop.

Corey calls for backup when an iconic find makes its way into the store. Meanwhile, Rick has a chance to buy a vintage whisky strap.

A seller comes in with an overcoat once owned by Lee Harvey Oswald, Corey checks out a 30-year-old Gibson guitar and Rick and Corey check out a WWII half-track.

Rick tackles a football helmet signed by 28 Heisman Trophy winners, while Corey gears up to buy a devastatingly cool 'Transformers' toy for the shop.

While in Santa Ana, Lisa channels her grandmother in trying to turn a profit. Meanwhile, Brandi deals with the most frustrating day ever.

Lisa comes to Montebello with a clear mind, intent on letting the lockers speak to her. Ivy lets his son navigate his way to an interesting unit.

Brandi is determined to win a locker, while Rene spots a stack of items that speaks to him. Barry struggles to stay in the game.

Ivy drags Isaiah to Victorville as punishment for getting Cs on his report card, while Kenny wants to furnish his new house.

Explore classic and underrated aircraft, from WWII fighters to the Screaming Eagles F4, showcasing aviation's evolving history.

At the site of a famous old hotel, Ted has a mountain of salvage to deal with and a ghost.

Ted and his buddy Adam take on a tricky demolition job with a big potential upside, but the risks are huge.

Les makes a deal to get the kids off his back, but when some interesting animals come through the door, it might be too much for him to resist.

Les has finally heard enough from Seth and Ashley about his bum watch deal and makes a bet to get the kids off his back.

Seth and Ashley have betting on the brain and start the day with a wager that leaves one of them dressed to the nines.

Ashley is livid when she gets cut out of a deal by Les and Seth and the battle spills onto the sales floor in a huge way.

Sibling rivalry is at an all-time high between Seth and Ashley, and when she scores two baseball deals that are clearly outside her comfort zone, Seth cries foul.

Les is called to action when customers start brawling in the car park before the doors have even opened.

Mike nails a double deal at an epic Utah motorcycle museum. Robbie and Jersey scour a shuttered family museum that hasn't been touched in decades.

Four bladesmiths must craft a signature blade from a piece of elevator cable, and the finalists must recreate the two-handed Landsknecht Sword.

Dan Jones explores the 900-year history of the beautiful Leeds Castle in Kent, from its origins as a royal Saxon family's manor to a 20th-century retreat for the rich.

Paranoia spirals out of control as the demonic force terrorising Salem grows. Suspected witches are jailed and the accused face execution if found guilty.

The El Chapo Years: Sinaloa and El Chapo aim to be the world's largest drug cartel, but their success is threatened by authorities.

The Gotti Years: When John Gotti, a capo from the Bronx, becomes fed up with the greed of his boss, Paul Castellano, he orchestrates a mob hit.

From Stonehenge to crop circles and UFO sightings, Britain holds many mysteries. Has this island been a destination for alien visitors throughout history.

Could it be that these mythological tales are based on real encounters with extraterrestrial beings.

Les makes a deal to get the kids off his back, but when some interesting animals come through the door, it might be too much for him to resist.

Les has finally heard enough from Seth and Ashley about his bum watch deal and makes a bet to get the kids off his back.

Seth and Ashley have betting on the brain and start the day with a wager that leaves one of them dressed to the nines.

Ashley is livid when she gets cut out of a deal by Les and Seth and the battle spills onto the sales floor in a huge way.

Sibling rivalry is at an all-time high between Seth and Ashley, and when she scores two baseball deals that are clearly outside her comfort zone, Seth cries foul.

Les is called to action when customers start brawling in the car park before the doors have even opened.

Experts explore UFO research, ancient mysteries and new evidence as the search for the truth behind alien theories continues.

Mike nails a double deal at an epic Utah motorcycle museum. Robbie and Jersey scour a shuttered family museum that hasn't been touched in decades.

Rick tackles a football helmet signed by 28 Heisman Trophy winners, while Corey gears up to buy a devastatingly cool 'Transformers' toy for the shop.

Les makes a deal to get the kids off his back, but when some interesting animals come through the door, it might be too much for him to resist.

Les has finally heard enough from Seth and Ashley about his bum watch deal and makes a bet to get the kids off his back.

Seth and Ashley have betting on the brain and start the day with a wager that leaves one of them dressed to the nines.

Ashley is livid when she gets cut out of a deal by Les and Seth and the battle spills onto the sales floor in a huge way.

Sibling rivalry is at an all-time high between Seth and Ashley, and when she scores two baseball deals that are clearly outside her comfort zone, Seth cries foul.

Les is called to action when customers start brawling in the car park before the doors have even opened.

Finalists pay homage to Hollywood by crafting Hattori Hanzo's 1,000-layer katana from Quentin Tarantino's Kill Bill.

As the ultimate amphibious warriors, SEALs perfect their ability to strike by sea, air, and land, becoming specialists in unconventional warfare.

A Russian soldier's daring escape from a Nazi death camp, a bold plan from a Japanese prison and pilots winning their enemies' respect.

Discover the German submarines that caused havoc in the American desert, the playboy pilot they couldn't cage and the young lovers whose escape defied all odds.

Discover Hitler's last soldier in America who defied the FBI for 40 years, the prisoners who revealed the secrets of the death camps and the merciless Nazi who almost got away.

The buyers return to Moreno Valley for a surprise reunion. Dusty and Lupe step up, Ivy uncovers odd coffins and Brandi keeps things upbeat.

Locker chaos sparks tempers as Lisa keeps losing out, Kenny swaps a banjo for a harmonica and surprises await inside unexpected lockers.

Buyers hit upscale units in Rancho Palos Verdes and Garden Grove. Dave scores big, Brandi profits and rivals push hard to come out on top.

Donnie and Leigh come face to face in an explosive showdown. At the 1870 mine site, Richie is worried mining manager Dan has lost his mojo.

All three mining teams are racing to hit their $500,000 gold targets, with Damo and Matt the goldfield's front-runners. Season finale.

Alice tries some eel pie and investigates the origins of modern surgery as she explores the Norman period of British history by examining the town of Winchester.

Alice experiences humiliating Tudor justice as she dives into the story of Tudor England by studying the history of Norwich.

Homer's The Odyssey is the most famous epic ever written - a story of a 20-year journey to return home from war. But could it actually have happened.

Continue the story of Odysseus, a timeless tale of adventure filled with mythological beasts and vengeful gods. But could it actually have happened.

Elite units test defences and steal secrets. From SEAL Team Red Cell exposing fatal flaws, to the CIA's "The Shop" and WWII's Alamo Scouts.

The buyers return to Moreno Valley for a surprise reunion. Dusty and Lupe step up, Ivy uncovers odd coffins and Brandi keeps things upbeat.

Locker chaos sparks tempers as Lisa keeps losing out, Kenny swaps a banjo for a harmonica and surprises await inside unexpected lockers.

Buyers hit upscale units in Rancho Palos Verdes and Garden Grove. Dave scores big, Brandi profits and rivals push hard to come out on top.

Donnie and Leigh come face to face in an explosive showdown. At the 1870 mine site, Richie is worried mining manager Dan has lost his mojo.

All three mining teams are racing to hit their $500,000 gold targets, with Damo and Matt the goldfield's front-runners. Season finale.

As the ultimate amphibious warriors, SEALs perfect their ability to strike by sea, air, and land, becoming specialists in unconventional warfare.

A young boy makes international headlines when he uses satellite images to discover lost cities of the Maya and trees in China seem to be spelling out a sinister message.

The myth of Merlin is associated with an arrangement of stones in northern France. Satellite images might finally explain this ancient riddle.

The buyers return to Moreno Valley for a surprise reunion. Dusty and Lupe step up, Ivy uncovers odd coffins and Brandi keeps things upbeat.

Locker chaos sparks tempers as Lisa keeps losing out, Kenny swaps a banjo for a harmonica and surprises await inside unexpected lockers.

Buyers hit upscale units in Rancho Palos Verdes and Garden Grove. Dave scores big, Brandi profits and rivals push hard to come out on top.

Brandon goes out on a limb and finds himself sinking in quicksand with no help from Lori. Will Desert Dan lend him a hand.

Scott blows his wad on an Oktoberfest bin and will have to drown his sorrows. The Alvarado Brothers bid big on collectibles - will they draw a wild card.

Scott and Chrissy's last hurrah. Brandon and Lori win the big prize, but it turns out all that glitters is not gold.

Moné, Brandon and Lori's new nemesis arrives on the scene.

Rick's skills are tested when a Kentucky seller brings in a huge coin collection. Are they genuine or clever counterfeits.

Rick and Corey evaluate a signed Righteous Brothers record. Will they feel "that lovin' feeling" or will the deal fall flat.

Chumlee discovers a Julia Child cookbook that sparks his culinary curiosity and Rick gets a chance to show off his skateboarding skills.

From the Johnstown flood to the Indonesian tsunami, discover how water's power can transform into an unstoppable agent of death.

Whether crossing oceans or carrying out secret CIA missions, these operations prove that even the best planning can still end in danger.

Step aboard and discover how Titanic safety designs backfired, with shocking engineering flaws that led to one of history's greatest disasters.

Written in the Stars: Ex-Rolls Royce engineer Bradley Walsh questions the Pyramids' builders and purpose, seeking answers by visiting them himself.

Riddle of the Sphinx: Bradley journeys through Egypt to uncover the secrets of the Sphinx and explores the mysterious underground Serapeum.

Search for the Boy King: Bradley travels to the tomb of Tutankhamun to unravel the mysteries of the rise and fall of Egypt's most famous royal dynasty.

As the tide begins to turn against the Axis powers, the leaders of Germany and Japan deploy opposite strategies on their home fronts.

Resistance to Nazi occupation and oppression is a constant throughout the war, with results both triumphant and devastating.

From fossilised vomit to a pulsing sewer blob and a toy found in a lung, these bizarre discoveries reveal a world stranger and creepier than fiction.

Brandon goes out on a limb and finds himself sinking in quicksand with no help from Lori. Will Desert Dan lend him a hand.

Scott blows his wad on an Oktoberfest bin and will have to drown his sorrows. The Alvarado Brothers bid big on collectibles - will they draw a wild card.

Scott and Chrissy's last hurrah. Brandon and Lori win the big prize, but it turns out all that glitters is not gold.

Moné, Brandon and Lori's new nemesis arrives on the scene.

Rick's skills are tested when a Kentucky seller brings in a huge coin collection. Are they genuine or clever counterfeits.

Rick and Corey evaluate a signed Righteous Brothers record. Will they feel "that lovin' feeling" or will the deal fall flat.

Strange black holes appear near Egypt's ancient pyramids and a mysterious red swarm invades a beach in India.

Matty Blake meets Brandon Fugal to discuss his purchase of Skinwalker Ranch in 2016, getting new insights about the team's investigation.

Les makes a deal to get the kids off his back, but when some interesting animals come through the door, it might be too much for him to resist.

Les has finally heard enough from Seth and Ashley about his bum watch deal and makes a bet to get the kids off his back.

Seth and Ashley have betting on the brain and start the day with a wager that leaves one of them dressed to the nines.

Ashley is livid when she gets cut out of a deal by Les and Seth and the battle spills onto the sales floor in a huge way.

Sibling rivalry is at an all-time high between Seth and Ashley, and when she scores two baseball deals that are clearly outside her comfort zone, Seth cries foul.

Les is called to action when customers start brawling in the car park before the doors have even opened.

A seller hops in with a special edition of Alice's Adventures in Wonderland, as a pair of Red October Nike Air Yeezy 2s kicks into the shop.

Brandi is fired up about expanding her brand in San Bernardino, while Rene is positive that everyone is out to get him.

Lisa gets nostalgic as she returns to Moreno Valley, while Kenny welcomes a new granddaughter to the clan and searches for the perfect unit.

Ivy takes on a supervisory role in Stanton which leads him to some Slavic success, while Brandi tries to help Danielle decorate her new apartment.

Dusty and Lupe pedal their way to an auction, but end up needing the truck. Meanwhile, Darrell pins his hopes on a small, overpriced locker.

Throughout history and across the globe, there have been many sacred relics believed to hold mystical powers - but is it really possible.

Project Argus tested nuclear warheads in space, while Operation LAC secretly released chemical agents over US communities.

The archaeologists get more than they bargained for while exploring the childhood home of Lady Jane Grey.

Dig into how a lobster helped archaeologists discover an 8000-year-old underwater settlement.

The team hunt for artefacts from World War II.

Alice Roberts tours the East of England, seeking out the biggest archaeological digs of the year and witnessing the uncovering of a hugely significant Roman mosaic.

An Alabama aeroplane hangar is packed with medical quackery and Mike and Jersey go wild for a legendary collection of super-rare motorbikes.

Four bladesmiths return to the Middle Ages when they are tasked with forging a Crusader's Dagger from a thick rod of W1 steel.

See more incredible stories frozen in time, from the mummified remains of three Inca children in the Andes to members of the ancient Yupik people in Alaska.

Project Argus tested nuclear warheads in space, while Operation LAC secretly released chemical agents over US communities.

Expert Chris Rutkowski, home to the largest UFO research archive, sets the scene and explains an unexplained event.

Expert Chris Rutkowski, home to the largest UFO research archive, sets the scene and explains an unexplained event.