Grave Of The Red Skulls. State-of-the-art forensics reveal the shocking details behind mysterious red skulls found in a 500-year-old-grave. What happened at this horrific site?

How do they turn Sheffield steel into a carpenter's handsaw, make a microphone that can pick up a whisper, and safely steer through a frozen river?

How do they brew moonshine in the heart of New York City, make a battery powered bicycle, and grow the rubber for wetsuits in the Arizona desert?

Justin uncovers the truth behind a landslide that wiped out a ski-jump resort in Turkey, before jetting off to Gibraltar to see an airport runway built across a road.

When Twain Met Sawyer And More. Don investigates the unknown story behind a literary legend, the inspiring tale behind a group of rookie heroes and an army of Roman ghosts.

Limbo For Love And More. Don investigates a risky ride fuelled by love, explores a town plagued by the undead and uncovers one of the biggest rescue operations of WWII.

How Black Holes Made Us. Black holes aren't simply violent monsters. New discoveries reveal their importance in creating stars, giving light, and building the universe itself.

Aliens Vs. Stalin At Area 51. Experts investigate whether the Roswell UFO incident was a Soviet conspiracy masterminded by Stalin, or is the story just another cover-up?

Mahogany Ship. Josh travels down Australia's infamous Shipwreck Coast for the missing Mahogany Ship. Confirming the vessel's existence could rewrite the country's history.

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Examines the accuracy of Nostradamus' predictions and takes a fresh approach to our view of him and the people he has inspired.

Fiat 124 Spider. A classic Fiat 124 Spider race car offers the boys the chance to fulfil their heritage racing dreams. But it's a tight fit and Drew hates its green colour scheme.

Battle Of Britain. At Biggin Hill, Bruce visits a collector's haul of WWII Spitfires. Plus, the twins prepare some WWII artillery guns to export to Australia - but it's no easy feat.

Mysteries Of The Ice Mummy. The 'Iceman' is the world's oldest and most perfectly preserved mummy. Cutting-edge forensic technology may unearth the mummy's darkest secrets.

Nero's Lost Palace. The Emperor Nero built an astonishing palace in the heart of Rome. Now using cutting-edge technology, experts investigate if he burnt the city for the building.

Secret World Of Nebulas. Nebulas are the strange structures of cosmic gas and dust where stars are born and die. New discoveries reveal the secrets of these mysterious places.

Saturn's Moon Monsters. When NASA discovers something strange on Saturn's biggest moon, experts investigate if aliens feeding on the world's electric atmosphere could be the culprit.

Pyramid At Sea. Stel and Jess investigate a mysterious Greek island where an ancient civilisation built a massive marble pyramid. Could this structure lead them to Atlantis?

Lost City Of El Mirador. Josh concludes his investigation into the mysterious Maya city of El Mirador, including the possible burial of the Snake Kings.

The Ozark Howler. Jess and Phil venture deep into the Ozarks to investigate a mysterious predatory beast. New recordings of chilling howls lead to a shocking revelation.

Buried Alive. Don Wildman examines one of the greatest mysteries of ancient history in Pompeii and unravels the truth behind the invention of the telephone.

A Party That Started A War. Don Wildman explores a story about a man who turned a pile of rocks into a gold mine and a suit of armour linked to a party that led to years of war.

A Robot's Guide To Mars. A team of robot sleuths roaming Mars on a mission to uncover its secrets. Now, Perseverance joins them to find out if there was ever life on the red planet.

Examines the accuracy of Nostradamus' predictions and takes a fresh approach to our view of him and the people he has inspired.

Tomb Of The Red Queen. Experts use cutting-edge technology to reveal the mystery behind a red skeleton decorated in jade and pearl treasures in an abandoned Maya city.

How do they mine one of the rarest gemstones in the world, craft the classic cowboy boot, and build a road sweeper that can pick up seven tonnes of trash?

How do they make the world's softest duvets, drill for oil thousands of metres below ground, and put the stretch in rubber bands?

Would you ever believe a skyscraper can melt a car? Justin heads to London's Walkie Talkie building to unearth the science behind this building blunder.

Buried Alive. Don Wildman examines one of the greatest mysteries of ancient history in Pompeii and unravels the truth behind the invention of the telephone.

A Party That Started A War. Don Wildman explores a story about a man who turned a pile of rocks into a gold mine and a suit of armour linked to a party that led to years of war.

Secret World Of Nebulas. Nebulas are the strange structures of cosmic gas and dust where stars are born and die. New discoveries reveal the secrets of these mysterious places.

Saturn's Moon Monsters. When NASA discovers something strange on Saturn's biggest moon, experts investigate if aliens feeding on the world's electric atmosphere could be the culprit.

Lost City Of El Mirador. Josh concludes his investigation into the mysterious Maya city of El Mirador, including the possible burial of the Snake Kings.

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The harrowing story of the schoolboy soccer team who found themselves lost in a remote cave in northern Thailand, and the incredible race against time to rescue them.

Landrover Series-2a. A rare half-built Land Rover Series-2a gives Drew the chance to create his dream Safari 'Landie'. With accessories no longer available, the artisans step in.

World War One Mystery. Bruce is on a WWI treasure hunt, finding a mysterious soldier's medal from the Battle of the Somme. Plus, he finds the world's most expensive football.

Curse Of The Seventh Wonder. The Lighthouse of Alexandria is one of the world's original Seven Wonders. Experts investigate its many secrets - did it hold a superweapon?

The Dark Truth. The Dead Sea Scrolls in Israel are the oldest biblical texts. New discoveries might finally reveal the hidden meaning behind these manuscripts.

The Interstellar Mysteries. Interstellar space is the space between the universe's stars. New discoveries reveal that it's not empty and unremarkable as previously thought.

Planet Of The Metal Aliens. Experts investigate if a nearby exoplanet could be the home to an alien civilization after a new discovery confirms that life can thrive on such a world.

Legend Of The Adriatic. Stel and Jess dig into unexplored archaeological sites along the Adriatic coast of Croatia. They find a network of sinkholes big enough to swallow an ancient city.

the ruby slippers worn by Judy Garland in The Wizard of Oz.

Alaskan Lake Monster. Phil and Jess search whitewater rapids and a frigid Alaskan lake for a legendary beast that's now the target of serious scientific inquiry.

Chain Of Fools And More. Don investigates an iron link at the centre of a formidable fraud and a plane that launched some of the most incredible journeys into space.

The Real Batman And More. Don Wildman investigates a near disaster in outer space, a man who soared through the sky and a daring doctor who changed the world.

Most Violent Event In The Universe. Experts uncover where a black hole's energy originates. They examine what happens when the two most powerful objects in the cosmos collide.

The harrowing story of the schoolboy soccer team who found themselves lost in a remote cave in northern Thailand, and the incredible race against time to rescue them.

Ghost Ship Of The Damned. Justin and Emiliano investigate a historical English ship filled with stolen treasures that has long been rumoured to be buried deep in a California desert.

How do they build a diesel engine that can fly, make cough sweets, turn clear plastic into bank notes, and whip up ice cream flavours?

How do they turn a family car into a fortress on wheels, grow millions of perfect Christmas trees and hammer out the world's finest cymbals?

Justin braves the turbulent North Sea as he goes inside an offshore wind turbine to see how engineers are fixing a fault that could cause these structures to fall into the sea.

Chain Of Fools And More. Don investigates an iron link at the centre of a formidable fraud and a plane that launched some of the most incredible journeys into space.

The Real Batman And More. Don Wildman investigates a near disaster in outer space, a man who soared through the sky and a daring doctor who changed the world.

The Interstellar Mysteries. Interstellar space is the space between the universe's stars. New discoveries reveal that it's not empty and unremarkable as previously thought.

Planet Of The Metal Aliens. Experts investigate if a nearby exoplanet could be the home to an alien civilization after a new discovery confirms that life can thrive on such a world.

the ruby slippers worn by Judy Garland in The Wizard of Oz.

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From Bodmin To Oxfordshire. Henry and Sam are in Bodmin Moor rummaging through a collection built up over 25 years. It includes amphibious craft, motorbikes, nuts and bolts.

Redruth. In Redruth, Henry and mechanic Sam are confronted with sheds filled with ramshackle contents, from Harry Potter's Anglia to a model canary-yellow Lamborghini.

Hampshire. Presenter Henry Cole and motorcycle restorer Sam Lovegrove scour the UK's sheds for hidden vintage automotive treasures to fix up and sell on.

In The Heart Of Oxfordshire. Henry and Sam are in the heart of Oxfordshire where they find rare Minis, 1970s Rollers, and a pristine rally car - but can they get her running?

Hidden Heroes Of D-Day. Bruce uncovers plans for the D-Day invasion, there's a bumpy landing for a Dakota aeroplane, and in France his passion hits new heights with a parachute jump!

The Pink Panther. Bruce gets hold of an extremely rare, and valuable, German Panther tank - and its original undercoat is more pink than camouflage. But getting parts is a struggle.

Battle Of Britain. At Biggin Hill, Bruce visits a collector's haul of WWII Spitfires. Plus, the twins prepare some WWII artillery guns to export to Australia - but it's no easy feat.

The Need For Speed. Henry and Sam are in Lancashire, visiting a petrol head with a collection of vintage bikes and rare British and American four-wheelers.

Bicycles And Stationary Engines. In Oxfordshire, Henry and Sam find a shed full of different items. Sam has his eye on some model trains while Henry finds a vintage bike.

Ploughman's. Henry and Sam rummage through a tractor enthusiasts heaven, sheds and fields full of old machines. Their attention is caught by an old vintage plough.

Army Trailers And Trinkets. Henry and Sam find themselves down in the South West rummaging around another belting shed. There are so many things on offer they find it hard to choose.

Steam, Bicycles And Metal Rolling. In Cornwall, Henry and Sam find some very rare early-1900s steam-powered cars. If they're very lucky, the duo might even get to ride in one!

Signs And Wonders. In Somerset, Henry and Sam visit a man with an amazing collection of motorbikes. He has some rare finds, but are they too expensive for the guys?

Fat Les. Rebecca Pritchard entrusts her precious heirloom, a cherub statue affectionately known as Fat Les, to sculptor Nick Elphick who must restore Les back to his best.

Pulling The Strings. Michael and Maria Start work on a 19th century Pinocchio puppet. Plus, neon light designer, Julia Bickerstaff, restores a period advertising sign for Riley Cars.

A Stag Triumph. Sculptor Nick Elphick works on a life-sized stag statue that's missing its head. Plus, metalsmith Ted Edley restores an alien-themed shooting game.

War On Asteroids. Once thought to be an inevitable disaster, scientists now have the technology to prevent asteroids from hitting the Earth. How are they working to do this?

Secret History Of Mercury. For four years, the Messenger space probe sent images of Mercury, the solar system's smallest planet, closest to the Sun. Could it threaten life on Earth?

Dark History Of The Solar System. The solar system is different to others in the Milky Way, but it hides a violent past. Scientists examine the clues to reveal its secret history.

The first scientists with unlimited access to the Chernobyl danger zone explore how the environment and wildlife are affected after 30 years in the most contaminated area on earth.

Investigate America's most classified sites and their covert activities. Venture deep inside the Government's most sensitive, top-secret locations and analyse their purpose.

South Africa's Mponeng mine reaches 3,500km into the ground but its gold reserves are almost exhausted. Is it safe to bury even deeper into the earth.

Out Of Thin Air. Josh's quest takes him from the frozen slopes of Mount Everest to the isolated forests of Bhutan. He uses bait to try and force an encounter with the beast.

Unmasking The Myth. In the finale, Josh rafts into the remotest corners of Bhutan to capture some of his best evidence yet of the reclusive Yeti.

Hidden Heroes Of D-Day. Bruce uncovers plans for the D-Day invasion, there's a bumpy landing for a Dakota aeroplane, and in France his passion hits new heights with a parachute jump!

The Pink Panther. Bruce gets hold of an extremely rare, and valuable, German Panther tank - and its original undercoat is more pink than camouflage. But getting parts is a struggle.

Battle Of Britain. At Biggin Hill, Bruce visits a collector's haul of WWII Spitfires. Plus, the twins prepare some WWII artillery guns to export to Australia - but it's no easy feat.

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West Coast Of Cornwall. Henry and Sam are on the west coast of Cornwall. Sifting through 50 years of vintage vehicles, they find the first-ever Lotus Elan and a pre-war Sunbeam.

Oxfordshire. Henry and Sam are in Oxfordshire, checking out a shed full of oversized items. Henry likes a tractor in blue and Sam falls for a Midget racer in a hedge.

Somerset. Henry and Sam scour Britain's sheds for vehicles to buy, restore and flog for a tidy profit. In Somerset they find Norton motorbikes, Italian mopeds, and French go-karts.

Hertfordshire. The guys are in Hertfordshire, finding vintage cars, tractors and rare British bikes from the 1950s. When the haggling starts, things don't turn out quite as expected.

Conflans-Sainte-Honorine. Henry and Edward visit the town of Conflans-Sainte-Honorine. They nab a traditional bankers' table and do a deal on an old leather armchair.

La Roche-Guyon. Henry and Edward visit the small French village of La-Roche-Guyon. They visit a trendy out of town brocante and pick up a cast iron cooking pot.

Rouen. Henry and Edward are in the Medieval town of Rouen, where they buy a dusty old campaign chair and a dozen old theatre paintbrushes.

Nazi Occupied Britain. Bruce heads to a Martello Tower on the Channel Islands. Plus, the twins must get a WWII Napalm filled flamethrower ready for a buyer.

The Italian Job. Bruce and Hus are on an Italian road-trip. From Venice to Lake Garda they meet up with dealers whose objects tell the incredible story of Italy in WWII.

Hidden Heroes Of D-Day. Bruce uncovers plans for the D-Day invasion, there's a bumpy landing for a Dakota aeroplane, and in France his passion hits new heights with a parachute jump!

Riding The American Dream. Undoubtedly still sore from his epic 25,000 miles ride, Henry reflects on his amazing adventures. He looks at highlights and new footage from his trip.

Route 66 Revisited - Part 1. Henry Cole starts his journey in Chicago on his American Chopper. The iconic route takes him through Illinois, Kansas and Missouri.

Route 66 Revisited - Part 2. Motorcycle enthusiast Henry Cole continues his incredible journey along Route 66 exploring Oklahoma, Texas and New Mexico.

Secrets Of The Black Pyramid. With special access to a hi-tech archaeological investigation, experts reveal why Egypt's Black Pyramid collapsed before its pharaoh was buried there.

Egypt's Sunken Treasures. A cutting-edge archaeological investigation uses hi-tech methods to scan the ocean floor in search of sunken sphinxes, temples, and shipwrecks.

Lost World Of Atlantis. New discoveries on a strange Mediterranean island might offer new clues in the hunt for Atlantis. Experts reveal the apocalyptic event that destroyed it.

Civil War Boots. Metalworker Ted works his magic on a rusty old mining cart. Martin restores a pair of Civil War era military boots, and Steve and Gill save a broken antique table.

Dazzling Peacock Head. Julia restores a broken peacock head from a festival float for dealer Natasha. Plus, Steve rescues a pair of worn antique tables from a Suffolk stately home.

Weaving Magic. Automata experts Michael and Maria restore a rare mechanical pig for dealer Drew. And Willow weaving guest restorer Cherry rescues a Danish armchair.

Taff / Chopper. Henry and Fuzz motor over to Taff's place in Lincoln. His extensive collection of Easy Rider-style chopper motorbikes includes an engraved 1970s Yamaha.

Peter And Cat / RAF Truck. Henry and Fuzz view an exquisite collection of military and civilian vehicles in Guildford. What will they sell to the drummer from a British rock band?

Vincent / Triumph 5TA. Henry and Fuzz sail over to the Isle of Wight. They meet Vince, a fanatical collector whose sheds are bursting with British and Japanese bikes.

Nick / Austin Champ. Henry and Fuzz are overwhelmed by Nick from Brackley's military collection. They leave with a vintage rarity, but will they find a buyer for something so unique?

Nazi Occupied Britain. Bruce heads to a Martello Tower on the Channel Islands. Plus, the twins must get a WWII Napalm filled flamethrower ready for a buyer.

The Italian Job. Bruce and Hus are on an Italian road-trip. From Venice to Lake Garda they meet up with dealers whose objects tell the incredible story of Italy in WWII.

Hidden Heroes Of D-Day. Bruce uncovers plans for the D-Day invasion, there's a bumpy landing for a Dakota aeroplane, and in France his passion hits new heights with a parachute jump!

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U-505 was the only U-boat captured by the US Navy during WWII. Relive the battle, and its aftermath, through archive footage and personal accounts from sailors.

Renault 5 Gordini. A super-rare Renault 5 Gordini gives an opportunity to create the best hot hatch on the market. Specialist Renault craftsmen try for a factory perfect restoration.

The Sherman. Bruce splurges on a rare Sherman tank in Ohio. But before he flogs it he wants to boost its authenticity and value, so the twins consult a WWII tank veteran for advice.

Pompeii's Evil Twin. The sunken town of Baiae remains frozen in time, lying on the seabed of the Bay of Naples. Now, marine archaeologists investigate its fascinating secrets.

Finding Sparta's 300. Thermopylae was the site of an iconic ancient battle. Legend says that in 480BC, 300 Spartan warriors died there - experts reconstruct the lost battlefield.

Did The Big Bang Really Happen? New discoveries lead scientists to question if the Big Bang really happened. They investigate if it was the start of many multiverses.

Did Aliens Nuke Mars? A strange discovery by NASA's Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war 300 million years ago - could this be true?

Sicily's Secrets. Stel and Jess sail to Sicily to explore Europe's largest active volcano. Their investigation leads them to a hidden labyrinth and a mysterious underwater monolith.

Jean Lasifi's Treasure. Josh ventures to the American south to uncover the mystery of real-life buccaneer Jean Laffite and the location of his hidden treasure.

Avalanche Ghost Train. At the site of America's deadliest avalanche, witnesses report bizarre apparitions and feelings of dread. Phil and Jess test a mind-bending scientific theory.

Alone In The Arctic And More. Don examines a pocket calendar that belonged to a woman stranded in the Arctic and a space shuttle at the centre of an ordeal 200 miles above the Earth.

Transatlantic Zeppelin. Don examines an engineer's daring mission to save a high-flying zeppelin, and an explorer's life-long quest to uncover an ancient lost Inca City.

Countdown To Catastrophe. A fictional asteroid hurtles towards earth. Expert scientists follow the story, asking what will happen next - and what will we do about it?

U-505 was the only U-boat captured by the US Navy during WWII. Relive the battle, and its aftermath, through archive footage and personal accounts from sailors.

Curse Of Superstition Mountains. Justin and Emiliano investigate a legendary lost mine in the mountains of Arizona. It is said to contain over 200 million dollars' worth of gold.

How do they turn used aluminium cans into planes and rockets? Plus, how do they carve the traditional Black Forest cuckoo clock?

How do they build the ultimate car crushing colossus? Plus, how do Lea and Perrins concoct their Worcestershire sauce?

Justin's in for a bumpy ride as he investigates gigantic potholes in Louisiana. Later, he heads to London to get a sneak preview of London's vast Crossrail project.

Alone In The Arctic And More. Don examines a pocket calendar that belonged to a woman stranded in the Arctic and a space shuttle at the centre of an ordeal 200 miles above the Earth.

Transatlantic Zeppelin. Don examines an engineer's daring mission to save a high-flying zeppelin, and an explorer's life-long quest to uncover an ancient lost Inca City.

Did The Big Bang Really Happen? New discoveries lead scientists to question if the Big Bang really happened. They investigate if it was the start of many multiverses.

Did Aliens Nuke Mars? A strange discovery by NASA's Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war 300 million years ago - could this be true?

Jean Lasifi's Treasure. Josh ventures to the American south to uncover the mystery of real-life buccaneer Jean Laffite and the location of his hidden treasure.

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The first scientists with unlimited access to the Chernobyl danger zone explore how the environment and wildlife are affected after 30 years in the most contaminated area on earth.

Morris Minor GPO Van. Drew takes the first type of car he owned and gives it a modern makeover. He thinks this ex-Royal Mail delivery van is a perfect affordable classic.

a parachute basket filled with items the RAF would have dropped to the Resistance in WWII.

The New Secrets. Experts use cutting-edge technology to investigate one of the wonders of the modern world. They reveal mysteries hidden in its foundation.

Egypt's Buried City. Experts use cutting-edge technology to investigate a lost city buried in the Sahara. Archaeologists are uncovering the city's forgotten ruins and dark secrets.

Battle Of The Dark Universe. Dark matter and energy battle for the cosmos and the winner will determine the universe's fate. New discoveries may reveal which force will win.

Aliens In The Amazon. Neil Armstrong led an expedition into the Amazon seeking a library apparently made by aliens. Did a close encounter on his moonwalk inspire his quest?

City Underground. In Turkey, Stel and Jess investigate ancient cave paintings that could be connected to Atlantis. And, they examine a shifted shoreline and ruins of a lost city.

Legend Of The Crystal Skull. Josh Gates takes on Central America's jungles to investigate the crystal skull discovered by an adventurer who was the inspiration for Indiana Jones.

Mexico's Haunted Cenotes. Phil and Jess investigate caverns believed to be portals to the Maya underworld. The sacred cenotes supposedly hide secrets far darker than any legend.

Miss Unsinkable And More. Don examines a Titanic survivor plagued by disaster, mysterious crop circles in England, and the case that created the first female detective in the NYPD.

Project Vortex And More. Don investigates a scientist's attempt to document the life cycle of a tornado, a record-breaking $100 million heist and a pioneering filmmaker.

Stars. Right now in the universe's giant furnaces stars are being born. See how their creation changed the cosmos forever, leading to planets and life itself.

The first scientists with unlimited access to the Chernobyl danger zone explore how the environment and wildlife are affected after 30 years in the most contaminated area on earth.

Knights Templar In America. Justin and Emiliano investigate the possibility that the Knights Templar fled Europe and rebuilt their order in the Americas a century before Columbus.

A look at how the amazing, and massive, decorations on Mardi Gras carnival floats are created, how rock candy is twisted together, and a look at how dentures are made.

How do they harvest and treat the world's most expensive tea? Plus, how does the Siekierki power plant of Warsaw, Poland heat half the city's homes?

Catastrophe strikes in the heart of Minnesota. In Denmark, a railway tragedy exposes a security breach that affects the whole of Europe.

Miss Unsinkable And More. Don examines a Titanic survivor plagued by disaster, mysterious crop circles in England, and the case that created the first female detective in the NYPD.

Project Vortex And More. Don investigates a scientist's attempt to document the life cycle of a tornado, a record-breaking $100 million heist and a pioneering filmmaker.

Battle Of The Dark Universe. Dark matter and energy battle for the cosmos and the winner will determine the universe's fate. New discoveries may reveal which force will win.

Aliens In The Amazon. Neil Armstrong led an expedition into the Amazon seeking a library apparently made by aliens. Did a close encounter on his moonwalk inspire his quest?

Legend Of The Crystal Skull. Josh Gates takes on Central America's jungles to investigate the crystal skull discovered by an adventurer who was the inspiration for Indiana Jones.

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SR-71 Blackbird- Hypersonic Surveillance. Lockheed were tasked with creating a plane invisible to Russian radar, capable of reaching an altitude of 80,000 ft and speeds of Mach 3.2.

Jensen Interceptor. A Jensen Interceptor Mark III is the boys biggest rebuild yet. But when an estimate puts the bodywork at £25k, Paul wants to cut their losses and walk away.

WWI. Bruce heads to Ypres looking for items from WWI, finding a German trench mortar. He also goes for a ride in a WWI-era British tank - one of the first tanks ever used in combat.

Vesuvius's Secret Victim. When Pompeii was destroyed by an apocalyptic volcano, another town was destroyed, too - Herculaneum. It is one of history's most perfectly preserved towns.

new discoveries reveal who the Romans were trying to keep out with this 72-mile-long megastructure.

Cassini's Final Secrets. For 20 years NASA's Cassini spacecraft revealed Saturn's strange secrets until it vaporized in its atmosphere. Now, fresh data points to new discoveries.

Secrets Of The Alien Signals. When NASA begins an experiment to communicate with dolphins, experts examine if it's a prelude to making alien contact. Will it have dire consequences?

Bigfoot. Experts discuss theories related to the world's most famous cryptid, Bigfoot. Recently uncovered evidence unveils a creature far fiercer than previously believed.

Atlantis Of The Andes. Josh Gates dives into a mystery below South America's Lake Titicaca. Josh discovers ruins from the ancient Tiwanaku people hidden in the lake's depths.

Ring Of Fire UFOs. Phil and Jess probe the science behind geology's strangest phenomena while investigating mysterious objects flying around Mexico's tallest active volcano.

Mystery Of Silence And More. Don investigates the secret identity of an American founding father, a record-setting aviatrix and the origin of the modern American flag.

Crazy Convoy And More. Don Wildman investigates an American president's cross-country road trip, a criminal crusader, and the secrets of a Grand Canyon adventure.

Black Holes. A star collapses, creating a black hole with gravity so massive that not even light can escape. But could they provide the key to moving around the universe?

SR-71 Blackbird- Hypersonic Surveillance. Lockheed were tasked with creating a plane invisible to Russian radar, capable of reaching an altitude of 80,000 ft and speeds of Mach 3.2.

Killing Meriwether Lewis. Justin and Emiliano investigate an international conspiracy involving the highest levels of government. Could this prove Meriwether Lewis was assassinated?

How do they engineer the latest incarnation of the classic Royal Enfield Continental GT motorbike? Plus, how do 'art detectives' spot a forgery?

How do they blend science and destruction at crash test centres? And how do they piece together the complex mechanism of a pocket sized umbrella?

In Kentucky, Corvettes fall into a pit. In Australia, a disaster occurs during the construction of a huge bridge. What caused these catastrophes?

Mystery Of Silence And More. Don investigates the secret identity of an American founding father, a record-setting aviatrix and the origin of the modern American flag.

Crazy Convoy And More. Don Wildman investigates an American president's cross-country road trip, a criminal crusader, and the secrets of a Grand Canyon adventure.

Cassini's Final Secrets. For 20 years NASA's Cassini spacecraft revealed Saturn's strange secrets until it vaporized in its atmosphere. Now, fresh data points to new discoveries.

Secrets Of The Alien Signals. When NASA begins an experiment to communicate with dolphins, experts examine if it's a prelude to making alien contact. Will it have dire consequences?

Atlantis Of The Andes. Josh Gates dives into a mystery below South America's Lake Titicaca. Josh discovers ruins from the ancient Tiwanaku people hidden in the lake's depths.

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Experience luxurious supersonic travel on board Concorde's final flight. Narrated by Bill Nighy with appearances from Sir David Frost and Lord Saatchi.

Peugeot 205. With iconic Peugeot 205 GTI's more in demand than ever and prices rocketing, Drew and Paul gamble on restoring an insurance write-off. Will they pull off the job?

Dunkirk. Bruce finds a picture in his attic from Dunkirk, given to him by a soldier who was there. Bruce and Hus go on a hunt for kit that tells the real story of the evacuation.

Hitler's Lost Bunker. The underground bunker of Adolf Hitler is home to some of the greatest secrets of the Nazi regime. Experts use cutting-edge technology to uncover new evidence.

The New Mystery. The Leaning Tower of Pisa is one of the world's most iconic buildings, but why does it lean? Investigators uncover the reasons for its tilt.

Hunt For Alien Life. There are billions of stars in the galaxy, with billions of planets surrounding them. New discoveries force the question - is Earth the only planet with life on it?

Pluto Under Pressure. Lost tapes reveal Apollo astronauts hear unexplained transmissions on the moon, and a strange object in Earth's orbit starts stalking Russian spacecraft.

The Loch Ness Monster. Experts explore a new theory surrounding Scotland's Loch Ness Monster. The creature may not only be real, but possibly more dangerous than ever imagined.

Lost Gold Of Scotland. Josh Gates heads to the Scottish Highlands. His search focuses on a huge gold reserve hidden after the Jacobite uprising of 1745 and never recovered.

Monster Of The Amazon. Deep in the Peruvian jungle, a supersized beast is terrifying locals. Jess hunts for evidence that a legendary creature known as Yacumama is on the prowl.

Dewey Defeats Truman And More. Don Wildman examines how an iconic headline came to be, the real-life inspiration for a literary villain and the search for sunken treasure.

Winnie The Bear And More. Don Wildman investigates a stuffed bear that inspired a famous children's book. Plus, he examines an icy rescue mission and an illegal escapade.

The Big Bang. How did the universe come into existence out of nothing? Witness how it grew from a miniscule point, smaller than an atomic particle, to the vast cosmos we see today.

Experience luxurious supersonic travel on board Concorde's final flight. Narrated by Bill Nighy with appearances from Sir David Frost and Lord Saatchi.

Mystery Of The American Maya. Justin and Emiliano scan the Florida landscape and dive in waters teaming with alligators as they try to unravel the mystery of the Mayan empire's fate.

How do they extract iron ore from one of the most remote mines on the planet? And how do they make chandeliers that are fit for a queen?

How do they forge the blades to crack open oyster shells? Plus, how do scientists in a lab grow the synthetic diamonds of the future?

In Kansas City, stormy weather brings down the roof of a state-of-the-art stadium. In Canada, the routine renovation of a bridge goes badly.

Dewey Defeats Truman And More. Don Wildman examines how an iconic headline came to be, the real-life inspiration for a literary villain and the search for sunken treasure.

Winnie The Bear And More. Don Wildman investigates a stuffed bear that inspired a famous children's book. Plus, he examines an icy rescue mission and an illegal escapade.

Hunt For Alien Life. There are billions of stars in the galaxy, with billions of planets surrounding them. New discoveries force the question - is Earth the only planet with life on it?

Pluto Under Pressure. Lost tapes reveal Apollo astronauts hear unexplained transmissions on the moon, and a strange object in Earth's orbit starts stalking Russian spacecraft.

Lost Gold Of Scotland. Josh Gates heads to the Scottish Highlands. His search focuses on a huge gold reserve hidden after the Jacobite uprising of 1745 and never recovered.

Teleshopping.

Teleshopping.

Your one-stop-shop for all things cruise; bringing you the hottest destinations, ground-breaking ships and the latest deals to ensure your next cruise is your greatest one.

DC-3. Emerging as a rival to Boeing's 247, the rigorously tested twin-engine DC3 would eventually radicalise the aviation industry in 1934.

Porsche 914. An excited Drew and Paul get their hands on what has become known as 'the poor man's Porsche'. Can the boys change the 914's reputation once and for all?

Battle Of The Bulge. A client wants a German half-track armoured personnel carrier converted into a Pioneer variant, used by the German army during the Battle of the Bulge.

Ghosts Of The Wild West. The infamous gunfight at the O.K. Corral only lasted 30 seconds. Now, experts use cutting-edge technology to uncover the mystery surrounding the event.

The New Evidence. The Tower of Babel is one of the most famous stories of the Bible. Archaeologists use new technology to uncover how engineers could have built it.

Finding The New Earth. New discoveries have revealed thousands of exoplanets beyond our solar system. Some resemble earth to the extent that one could be a new home for humanity.

Return of the Moon Bugs. Apollo 12 astronauts bring back something alive from the moon and NASA track an asteroid heading towards Earth only to make a shocking discovery.

Mothman. A team of researchers seeks answers to mysteries surrounding the Mothman. They explore theories that the legendary cryptid is an abnormality in the evolutionary chain.

The Hunt For The Golden Owl. Josh searches for a precious statuette that has been lost for 25 years, the Golden Owl. A book of riddles gives cryptic clues to where it might be hidden.

The Beast Of Andros Island. The team probe reports of a sea monster said to be attacking Bahamian locals. Their hunt, deep into 'blue holes' could expose shocking military secrets.

Rikers Island Rescue And More. Don Wildman examines a fire hose linked to unlikely heroes. Plus, he investigates the story behind an iconic tongue twister and an unusual boat.

Beethoven's Mysterious Malady. Don Wildman investigates the mysterious illness behind a composer's untimely death and a daring wartime rescue of 500 POWs.

Galaxies. Witness the evolution of galaxies; from clouds of cold gas floating in the voids of space 13 billion years ago, to the magnificent spirals that fill our night.

DC-3. Emerging as a rival to Boeing's 247, the rigorously tested twin-engine DC3 would eventually radicalise the aviation industry in 1934.

Hunt For The Ark Of The Covenant. Justin and Emiliano use clues in biblical maps to guide them through the Holy Land, Egypt, and Ethiopia in search of the Ark of the Covenant.

How do they make cheddar, the world's most popular cheese? How do they breathe life into Rususci Anne - the plastic woman that teaches CPR?

How do Ford produce the ubiquitous white van, the Transit? Plus, how do they ensure the Driza-bone coat lives up to its name?

In Canada, a tragedy strikes a busy shopping centre. In Missouri, a massive dam collapses within minutes. What caused these shocking catastrophes?

Rikers Island Rescue And More. Don Wildman examines a fire hose linked to unlikely heroes. Plus, he investigates the story behind an iconic tongue twister and an unusual boat.

Beethoven's Mysterious Malady. Don Wildman investigates the mysterious illness behind a composer's untimely death and a daring wartime rescue of 500 POWs.

Finding The New Earth. New discoveries have revealed thousands of exoplanets beyond our solar system. Some resemble earth to the extent that one could be a new home for humanity.

Return of the Moon Bugs. Apollo 12 astronauts bring back something alive from the moon and NASA track an asteroid heading towards Earth only to make a shocking discovery.

The Hunt For The Golden Owl. Josh searches for a precious statuette that has been lost for 25 years, the Golden Owl. A book of riddles gives cryptic clues to where it might be hidden.

Teleshopping.

Teleshopping.

Your one-stop-shop for all things cruise; bringing you the hottest destinations, ground-breaking ships and the latest deals to ensure your next cruise is your greatest one.

Cotswolds. Henry and Sam are in the Cotswolds, where they discover sheds full of stationary engines, obscure agricultural implements and some surprising collections of memorabilia.

West Sussex. Henry and Sam uncover vintage treasures in West Sussex. They go behind the scenes at one of Britain's most famous bike shops and find two extraordinary hidden gems.

Herefordshire. Henry and Sam are in Herefordshire where they find sheds full of engines and autogyros, weird and wonderful vehicles before discovering a British classic.

Gloucestershire. The team is in Gloucestershire to uncover some oily treasure. They find a picturesque farm where deer, goats and pigs mingle with vintage agricultural equipment.

World War One Mystery. Bruce is on a WWI treasure hunt, finding a mysterious soldier's medal from the Battle of the Somme. Plus, he finds the world's most expensive football.

The Sherman. Bruce splurges on a rare Sherman tank in Ohio. But before he flogs it he wants to boost its authenticity and value, so the twins consult a WWII tank veteran for advice.

a parachute basket filled with items the RAF would have dropped to the Resistance in WWII.

Riding Shotgun. Henry and Sam are in Suffolk, checking out a collection of vintage bikes. Henry has his eye on petrol pumps, but Sam has other ideas after seeing the sidecars.

Spoilt For Choice. In Lowestoft, Henry and Sam can't believe their luck when they check out Charlie's wares. He has everything from cars and bikes to stationary engines.

Trials And Tribulations. At a large house in Devon's countryside, Henry and Sam find piles of cars and bikes everywhere they look. With so much to choose from, what will they bid on?

The Morris Man. Henry and Sam are in East Anglia, checking out a collection of Morris Minors and motorbikes. The duo spot a few bikes they like, including a nice fixer-upper.

Triple Threat. In Oxfordshire, Henry and Sam meet three brothers with containers full of bikes, tractors and other trinkets. They're after a motorbike, but can they find more?

Rust In Peace. Henry and Sam are in Devon, sorting through a workshop full of old signs, petrol pumps and vintage cars. Can they find some gems amongst all the rust?

A Slice Of Americana. Metalworker Ted takes on a piece of pure Americana in the form of a porch glider seat. Michael and Maria restore an automata by a legendary Parisian maker.

Pinball Wizard. Arcade games specialist Mark Squires rescues a 1960s pinball machine. Meanwhile, upholsterer Craig uses his creative magic to revive a mid-century G-plan sofa.

Clowning Around. Ruth's nightmares materialise in the form of woodworm-infested candlesticks. Plus, leather expert Martin rescues a pair of 100-year-old clown shoes.

Mystery Of Spacetime. Space isn't as empty as it seems. It conceals a secret structure called spacetime - an invisible field that governs our lives.

Nightmares Of Neutron Stars. Neutron stars are violent phenomena that defy the laws of physics. New discoveries reveal they have the power to destroy planets and even other stars.

When Supernovas Strike. Supernovas are the violent death of giant stars. New discoveries reveal how these events create the elements that are essential to all life in the universe.

Experience luxurious supersonic travel on board Concorde's final flight. Narrated by Bill Nighy with appearances from Sir David Frost and Lord Saatchi.

The Coast Guard performed a combat role in the Vietnam War. Rare footage and personal accounts from the Coasties reveal untold stories of the USCG.