Archaeologists discover an unusual man-made rock formation in the remote Altai Mountains of Russia, and conducting a further excavation, they unearth an ancient log cabin and the mummified remains of two bodies buried deep in the frozen permafrost.

Mountain climbers in California find the body of a U.S. Army soldier; strange bundles of canvas and wood are discovered on an Alaskan mountain; volcanic glass is found in an unexpected place; a vital World War II weather station is uncovered.

An unidentified metal object is found on Kiska Island; a centuries-old gold mining mystery is investigated; in Siberia, a network of ice tunnels is explored; fossils unearthed in the Canadian Arctic lead to the discovery of a new species.

Testing heights; bobbing for an apple when jumping with a bungee cord; playing tennis upon an airplane wing.

Testing household myths; exploding a vacuum cleaner with black powder; sunscreen scorching skin; piano through a roof; exploding water heater extinguishing fire.

Adam, Jamie and the team test a range of car chase clichés; the team tests some deterrents to drive away wild animals.

How custom shoe trees, clay targets, squeeze chutes, and composite boat propellers are made.

Learning how orthodontic retainers, orange juice, retractable saunas, and sawmill knives are made.

How table tennis tables, plastic model kits, and light microscopes are made.

Handmade hammers; gummy vitamins; boat trailers; tea lights; jar candles.

Kitchen accessories; vacuums; paper mache; hydraulic cylinders.

Clay; liquor jugs; deli meats; NASCAR engines.

Digital dentistry; nail clippers; poster restoration; canola oil.

Dial thermometers; hummus; spent fuel containers; straw sombreros.

Tequila; waterbeds; flip flops; silver.

Composite propane cylinders; salsa; water-pumping windmills; dragsters.

Skateboard wheels; baklava and galaktoboureko; CO2 scrubbers; honeycomb candles.

The narrator talks about the manufacturing process of many items including drum crushers, kimchi and traditional parquet floors.

New discoveries at the lost city of Jericho offer fresh evidence about the biblical battle that brought its impregnable walls down; using the latest technology, experts investigate whether Joshua and the Israelites really conquered this ancient city.

New evidence recovered from the site of the World Trade Center's Twin Towers reveals answers to the greatest mysteries of these modern marvels, and using cutting-edge science and technology, experts investigate the science behind why they collapsed.

Investigating Egypt's Black Pyramid, a strange, crumbling pyramid that collapsed before its pharaoh was ever buried there; special access to a high-tech archaeological investigation reveals what went so catastrophically wrong.

New discoveries on a strange island in the Mediterranean might offer new clues in the hunt for Atlantis; experts reveal the apocalyptic event that destroyed this long-lost civilization.

Pyramids in the deserts of Sudan are the ruins of a powerful lost civilization that rivaled the pharaohs of ancient Egypt; using cutting-edge tech and archaeological methods, experts reveal the secrets behind the mysterious Kingdom of Kush.

Special access to cutting-edge archaeological investigations reveals the secrets of the long-lost city that was once the world's largest and richest; using new evidence, experts try to discover what Babylon looked like and what caused its downfall.

A team using the latest technology searches for clues as to what caused the Maya to abandon their cities in the ninth century.

Egypt's ultimate secrets may be hidden underwater; a cutting-edge archaeological investigation uses hi-tech methods to scan the ocean floor in search of sunken sphinxes, temples, and shipwrecks.

A team using the latest technology searches for clues as to what caused the Maya to abandon their cities in the ninth century.

Egypt's ultimate secrets may be hidden underwater; a cutting-edge archaeological investigation uses hi-tech methods to scan the ocean floor in search of sunken sphinxes, temples, and shipwrecks.

Special access to cutting-edge archaeological investigations reveals the secrets of the long-lost city that was once the world's largest and richest; using new evidence, experts try to discover what Babylon looked like and what caused its downfall.

New evidence recovered from the site of the World Trade Center's Twin Towers reveals answers to the greatest mysteries of these modern marvels, and using cutting-edge science and technology, experts investigate the science behind why they collapsed.

Investigating Egypt's Black Pyramid, a strange, crumbling pyramid that collapsed before its pharaoh was ever buried there; special access to a high-tech archaeological investigation reveals what went so catastrophically wrong.

The discovery of geysers on a moon; NASA's mission to detect life; an object is spotted approaching an asteroid.

Scientists wonder why Jupiter is hotter than it should be; the Curiosity Rover finds something strange on Mars; detectives turn to NASA for help with a murder cold case.

When astronomers discover a rogue black hole speeding through the Milky Way, they investigate how much danger this cosmic monster poses to Earth, and what would happen if it ever entered our solar system.

Neutrinos are the most mysterious particles in the universe, and they power some of the most explosive events in the cosmos; new discoveries reveal how these ghosts pass through objects undetected and why they could be the reason humans exist.

The galaxy is full of stars ready to explode into supernovas, a stellar detonation powerful enough to destroy all life on Earth; it's an event that hasn't occurred in 400 years, and the search is on to locate which star may be next.

The ancient site of Gobekli Tepe is the oldest building complex ever discovered and continues to baffle archaeologists today; now, experts investigate new theories behind its enigmatic construction as a possible commemoration to a cataclysmic event.Guests: Lionel Fanthorpe..

The CIA's MK-Ultra program sought to create mind control methods through unethical human experimentation, and now, experts investigate classified documents that reveal the horrific atrocities that were carried out in the pursuit of national security.Guests: Lionel Fanthorpe..

Uncover the true stories surrounding great treasures, long-held conspiracy theories, ancient relics and lost civilizations as experts analyze and investigate history's most astonishing mysteries.Guests: Lionel Fanthorpe..

The location of King Solomon's Mines has baffled historians for centuries and continues to lure treasure hunters today; archaeologists investigate evidence that may uncover the unlikely truth behind this source of untold riches.

"The Codex Gigas," also known as the "Devil's Bible," is a giant medieval tome that has evoked fear for centuries and believed to contain a malevolent power; experts investigate its legendary secrets and uncover the mystery behind its author.

A subterranean Neolithic temple discovered on the island of Malta contains the skeletal remains of thousands of humans; experts use forensic archaeology to investigate elongated skulls that may unlock the secrets of an advanced, lost civilization.Guests: Lionel Fanthorpe..

Searching for the fabled lost Temple Treasures of Jerusalem and King Solomon's hidden mines.

A legendary train filled with stolen Nazi gold is said to be hidden in Poland; using cutting-edge technology, Rob Nelson and Stefan Burns explore deep underneath the earth's surface and in abandoned Nazi tunnels in search of the infamous legend.

New theories claim that the legendary sunken city of Atlantis actually could have been in the Americas; Rob Nelson and Stefan Burns investigate evidence that might shed more light on one of the world's greatest mysteries.

When an infamous pirate city sunk into the sea after a massive earthquake, a wealthy pirate's treasure may have disappeared with it; a hunt for the legendary lost pirate treasure of Henry Morgan.

Millions of dollars of stolen Gold Rush treasure is rumored to have been stashed in a cave in Northern California; the search for the legendary treasure.

A strange cave freezes in the summer and melts in the winter; a massive sand dune swallows a small child in an instant.

A massive supervolcano beneath Naples, Italy, may be on the verge of erupting again, which could have apocalyptic consequences across the planet; Rob Nelson and Stefan Burns use cutting-edge technology to investigate this disturbing new evidence.

Millions of dollars of stolen Gold Rush treasure is rumored to have been stashed in a cave in Northern California; the search for the legendary treasure.

A strange cave freezes in the summer and melts in the winter; a massive sand dune swallows a small child in an instant.

A massive supervolcano beneath Naples, Italy, may be on the verge of erupting again, which could have apocalyptic consequences across the planet; Rob Nelson and Stefan Burns use cutting-edge technology to investigate this disturbing new evidence.

When an infamous pirate city sunk into the sea after a massive earthquake, a wealthy pirate's treasure may have disappeared with it; a hunt for the legendary lost pirate treasure of Henry Morgan.

A subterranean Neolithic temple discovered on the island of Malta contains the skeletal remains of thousands of humans; experts use forensic archaeology to investigate elongated skulls that may unlock the secrets of an advanced, lost civilization.Guests: Lionel Fanthorpe..

Searching for the fabled lost Temple Treasures of Jerusalem and King Solomon's hidden mines.

A mars mission captures an image of a strange structure on the planet; an intriguing sight on the dark side of the moon; a planet-eating star gives scientists a peek of Earth's bleak future.

An astronomer records an unusual radio signal from beyond the solar system; FBI agents find classified documents at the home of a NASA scientist; when scientists discover strange DNA in the octopus, they examine if their origins could be alien.

After NASA's New Horizons spacecraft flies by Pluto, it encounters a strange alien world that shuts down the probe's computers; experts investigate if the mysterious object is an alien spacecraft hiding at the edge of the solar system.

Gravitational waves are helping scientists explore the cosmos in revolutionary, new ways, and the discoveries they make are revealing the universe's greatest mysteries.

The Rosetta mission is a groundbreaking expedition to land on a comet for the very first time; special access reveals what this cutting-edge journey discovers and how these mysterious objects help create life on Earth.

The Obsidian Mirror is a mysterious artifact crafted from volcanic rock, and it's said to be a supernatural device used to communicate with angels and spirits; experts use cutting-edge tech to discover who made this strange relic and why.

Hidden away in museums, laboratories and storage rooms around the world are the most remarkable and mysterious objects on Earth, and using the latest research and technology, experts investigate these incredible artifacts to uncover their secrets.

Hidden away in museums, laboratories and storage rooms around the world are the most remarkable and mysterious objects on Earth, and using the latest research and technology, experts investigate these incredible artifacts to uncover their secrets.

A bronze disk adorned with gold may contain the oldest images of the cosmos ever discovered.

Containing intricately carved concentric circles, the Towie Ball is one of the finest Neolithic stoneworks ever discovered; using cutting-edge imaging technology, experts investigate the purpose behind this 5,000-year-old black stone mystery.

The shattered skull of a 19th century railway worker is now one of the most astonishing objects in the history of medical science; experts explore this traumatic injury to reveal how it changed the field of neuroscience.

Investigating whether a gold death mask is the face of a king who fought in the Trojan Wars; three ancient chalk carvings could be the secret to constructing Stonehenge; how a printing plate from the UK Treasury ended up in an Austrian lake.

A monk unveils what looks like the corpse of a mermaid; a note claims that the creature was caught in the 18th century; experts investigate the possibility that the strange figure was actually a hominid that evolved to live in the ocean.

In Washington D.C., a naked man chases after a car at superhuman speed; experts consider if the man could be the product of government attempts at creating a super soldier, or the failed result of a mind-control experiment.

A stargazer in Scotland films what looks like a ship breaking off from a meteor in an area known for UFO sightings; experts consider whether this could be a high-tech NASA operation, a delicate military refueling maneuver, or something else entirely.

A bus in the Italian countryside is found spewing powerful jets of fire; experts consider whether the vehicle was being used as a type of weapon, or if the blaze was the result of the fuel that the bus used or the battery it ran on.

CCTV footage captures a ghostly disturbance in a French chateau; experts try to uncover a worldly explanation for this shocking mystery.

Two nighttime explorers find a figure skulking around in an open grave; experts consider whether this person could be a tombstone tourist, the unlucky victim of a drug cartel or simply a person looking for some shelter.

A bus in the Italian countryside is found spewing powerful jets of fire; experts consider whether the vehicle was being used as a type of weapon, or if the blaze was the result of the fuel that the bus used or the battery it ran on.

CCTV footage captures a ghostly disturbance in a French chateau; experts try to uncover a worldly explanation for this shocking mystery.

Two nighttime explorers find a figure skulking around in an open grave; experts consider whether this person could be a tombstone tourist, the unlucky victim of a drug cartel or simply a person looking for some shelter.

A stargazer in Scotland films what looks like a ship breaking off from a meteor in an area known for UFO sightings; experts consider whether this could be a high-tech NASA operation, a delicate military refueling maneuver, or something else entirely.

The shattered skull of a 19th century railway worker is now one of the most astonishing objects in the history of medical science; experts explore this traumatic injury to reveal how it changed the field of neuroscience.

Investigating whether a gold death mask is the face of a king who fought in the Trojan Wars; three ancient chalk carvings could be the secret to constructing Stonehenge; how a printing plate from the UK Treasury ended up in an Austrian lake.

Cosmonauts are trapped in a capsule in a frozen lake; a NASA scientist investigates the Hindenburg; the full moon affects experiments.

A photograph depicts two suns in the sky over Indonesia; ghostly white swirls on the moon's surface baffle NASA scientists; an astronaut disappears during his return to Earth.

When NASA begins a strange experiment to communicate with dolphins, experts investigate if it's a prelude to making alien contact; some fear that such a discovery could have apocalyptic consequences.

An explosion in the discovery of exoplanets is challenging everything we know about our universe; experts use cutting-edge astronomy to investigate these mysterious alien worlds and how they defy the laws of physics.

A brand-new NASA mission to the sun reveals cutting-edge discoveries about Earth's star; as the Parker Solar Probe dives through the sun's atmosphere, its findings challenge everything known about this strange place.

Military search and rescue efforts in deadly arctic conditions rely on a specialized helicopter with unrivaled power and endurance, and special access reveals how it works; in the Alps, a monster snow blower keeps trains running in dangerous weather.

The Yeti is a custom-made snow-eater that keeps a critical Alaskan airport open for business; experts reveal how cutting-edge engineering and the latest technology keep this machine running in the toughest conditions.

Experts use a cutting-edge, all-terrain engineering marvel to access a perilous job site covered in snow.

Tourists explore the far reaches of northern Canada and gain exclusive access to polar bears on custom-built rovers; the Twin Otter aircraft drops much-needed supplies to isolated villages.

A helicopter made for extreme environments aids US Army rescue efforts in some of the most harsh conditions; a trio of small but capable tugboats moves cargo vessels through the busiest port of Alaska.

The world's only actual all-terrain vehicle is an arctic mega monster that can conquer land, snow and water; a machine that can climb mountains.

When melting ice threatens to flood a town, a 22-ton amphibious mega machine battles the elements to save the day; in the Arctic, the Canadian Air Force relies on a massive transport aircraft to deliver supplies and personnel to far-off places.

When the innovative design of an iconic Chicago skyscraper leads to tragedy, experts must apply cutting-edge tech and the latest engineering methods to fix an urgent, life-or-death problem.

An oil rig in a Louisiana lake drills in the wrong place and causes a massive whirlpool that drains the entire lake; exploring why this sinkhole disaster was one of the greatest engineering catastrophes in American history.

New York residents get a rude awakening when a disastrous crane collapse causes chaos on the downtown streets of Manhattan; experts use the latest tech to investigate and reveal how a slight increase in wind conditions created major catastrophe.

An explosion at a chemical plant in New Jersey kills five workers and unleashes a torrent of black smoke into the morning sky; an investigation reveals how a small amount of water led to this fatal manufacturing catastrophe.

Tragedy strikes in Puerto Rico as an explosion takes down a popular shoe shop.

A deadly explosion strikes at the heart of a small Texas town and leaves a community in ruins; experts use the latest science to investigate and uncover a nearby fertilizer plant containing volatile chemicals poised for disaster.

An explosion at a chemical plant in New Jersey kills five workers and unleashes a torrent of black smoke into the morning sky; an investigation reveals how a small amount of water led to this fatal manufacturing catastrophe.

Tragedy strikes in Puerto Rico as an explosion takes down a popular shoe shop.

A deadly explosion strikes at the heart of a small Texas town and leaves a community in ruins; experts use the latest science to investigate and uncover a nearby fertilizer plant containing volatile chemicals poised for disaster.

New York residents get a rude awakening when a disastrous crane collapse causes chaos on the downtown streets of Manhattan; experts use the latest tech to investigate and reveal how a slight increase in wind conditions created major catastrophe.

The world's only actual all-terrain vehicle is an arctic mega monster that can conquer land, snow and water; a machine that can climb mountains.

When melting ice threatens to flood a town, a 22-ton amphibious mega machine battles the elements to save the day; in the Arctic, the Canadian Air Force relies on a massive transport aircraft to deliver supplies and personnel to far-off places.

Soviet photos of the moon are intercepted by the CIA; a malfunction aboard the ISS, which imperils the whole crew; NASA probe finds evidence of the possibility of life on Mars.

A NASA probe captures an image of a familiar structure on Mars' surface.

A strange discovery by NASA's Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war 300 million years ago; experts investigate if an extraterrestrial Armageddon transformed an Earth-like world into a wasteland.

Galaxies are locked in continual combat across the universe, and the Milky Way will face its biggest opponent ever, the Andromeda Galaxy, in a titanic and deadly struggle that could create a new and unrecognizable super galaxy.

The hidden kingdom of microscopic alien organisms shapes the universe as much as galaxies, stars, and planets; new discoveries reveal how bacteria, viruses and other micro-organisms built life on Earth and influence humanity's future in the cosmos.

Jeremy Wade investigates the infamous shipwreck of the Titanic; locals are baffled when a bag containing 54 severed human hands is found on the banks of a Siberian river.

Jeremy Wade explores an accident involving a Russian nuclear submarine on a top-secret mission, and shocking details emerge surrounding the vessel's design; scientists investigate ancient human remains emerging from a lake in Finland.

Jeremy Wade examines new evidence that could finally reveal what happened to aviator Amelia Earhart; Jeremy investigates a strange anchor found in the Mediterranean Sea.

Jeremy Wade explores a shipwreck that may contain stolen Nazi treasure, the priceless lost furnishings of the 18th century Amber Room; astonishing footage captures the exact moment when freight ship MV Arvin split in two and sank in the Black Sea.

Jeremy Wade follows investigators as they dive the wreck of the ferry MS Estonia; the case of America's notorious skyjacker DB Cooper takes an intriguing underwater twist.

Exploring the puzzling disappearance of an Indonesian submarine; the latest research into an underwater phenomenon may help piece together how it vanished.

Jeremy Wade takes a fresh look at the Battle of Actium; Jeremy investigates what could be the first recorded case of a whale rescuing a human.

Abandoned hangers and bunkers populate a bizarre facility in the middle of nowhere, but among them are other structures whose purpose are oddly obscured; experts investigate a highly-classified military cover-up with extraterrestrial objectives.

Experts expose the truth behind a strange, battle-scarred building in the Middle East that holds the secrets to one of the world's most infamous deceptions.

Deep in the wilderness of the American South, a long-abandoned amusement park is home to secrets of a forgotten, imaginary world; experts reveal why this bizarre place was built and what caused its downfall.

The ruins of a historic Scottish castle is now a bewitching wilderness of hidden dangers with deadly booby traps obscured afoot; experts and historians reveal a bygone Second World War military hospital with bizarre ties to an infamous Nazi occupant.

In modern-day Turkey, on the coast of the Aegean Sea, archaeologists discovered hilltop ruins that are believed to be the site of one of the world's most enduring stories -- the legend of Troy and the Trojan Horse.

In the Turkish capital, ambitious plans for a new amusement park are disrupted by financial, mechanical and political problems, forcing the park to close; now its old roller coasters stand as symbols of excess on the city skyline.

The ruins of a historic Scottish castle is now a bewitching wilderness of hidden dangers with deadly booby traps obscured afoot; experts and historians reveal a bygone Second World War military hospital with bizarre ties to an infamous Nazi occupant.

In modern-day Turkey, on the coast of the Aegean Sea, archaeologists discovered hilltop ruins that are believed to be the site of one of the world's most enduring stories -- the legend of Troy and the Trojan Horse.

In the Turkish capital, ambitious plans for a new amusement park are disrupted by financial, mechanical and political problems, forcing the park to close; now its old roller coasters stand as symbols of excess on the city skyline.

Deep in the wilderness of the American South, a long-abandoned amusement park is home to secrets of a forgotten, imaginary world; experts reveal why this bizarre place was built and what caused its downfall.

Exploring the puzzling disappearance of an Indonesian submarine; the latest research into an underwater phenomenon may help piece together how it vanished.

Jeremy Wade takes a fresh look at the Battle of Actium; Jeremy investigates what could be the first recorded case of a whale rescuing a human.

A mysterious object is orbiting Saturn, and it looks just like the Death Star; new evidence might shed new light on the mysterious death of Yuri Gagarin, the first man in space; when a cutting-edge satellite vanishes, fears of a space war escalate.

Neil Armstrong enters an unexplained spin; an Apollo 17 photo seems to show a US military outpost on the Moon; possible alien life swimming in the oceans of Jupiter's moons.

Experts investigate if a nearby exoplanet could be the home to an alien civilization of strange, metallic monsters, after a new discovery confirms that life can thrive on such a strange world.

New discoveries reveal an astonishing supermassive black hole that was born during the earliest days of the cosmos, and finding out how this giant grew so large so quickly may help to explain the very formation of the universe itself.

White dwarfs are small, dead stars with a dangerous side, and they are capable of exploding into supernovas and destroying planets; new research suggests these mysterious phenomena may be the key to understanding the universe itself.

A former CIA operative investigates newly declassified documents that reveal the secrets of a multibillion-dollar mission to build a real-life Iron Man equipped with superhuman strength, cutting-edge weapons, and telepathic abilities.

A top-secret government program might have proof that aliens have visited Earth; a former CIA operative uses newly declassified documents and special access to investigate if the US military already has its hands on advanced, alien technology.

Declassified documents reveal that the U.S. Space Force is the culmination of decades of top-secret military programs to weaponize the cosmos; special access exposes the cutting-edge weapons and sci-fi defense systems behind real-life star wars.

A former CIA operative investigates new evidence of a top-secret group known as the Nightstalkers, a clandestine team of the world's best aviators involved in the assassination of Osama Bin Laden and other dangerous black ops.

Newly declassified documents reveal the details of a top-secret government program created in the wake of the Kennedy assassination to go to extreme lengths to protect the president; a former CIA operative exposes cutting-edge defenses now in place.

A top-secret aviation program funded by a mysterious money trail could have built a plane that can travel nearly 4,000 mph; a former CIA operative investigates how these superplanes will revolutionize flight and unleash a new lethal technology.

Satellites capture evidence of a mysterious structure in a remote and rocky area of Hawaii; when experts investigate, what they find could point to human sacrifices and the wrath of a shape-shifting god.

When experts spot what appears to be an abandoned city in the Caspian Sea, they investigate declassified Cold War evidence to reveal an Atlantis-like city built by the Soviets; what they find exposes its long-lost secrets.

Satellite images capture a giant symbol mysteriously carved into the expanse of Australia's Great Victoria Desert; an investigation reveals a secret nuclear weapons testing cover-up by the British government with numerous aboriginal casualties.

Experts investigate a gigantic ship that emerges from the sands of a strange island; what they find reveals evidence of a horrific Viking massacre.

Satellite images capture bizarre groups of circular structures in the remote forests of Derbyshire, England; experts investigate and uncover ancient burial mounds linked to a Viking invasion that changed the course of English history.

Satellite images reveal a mysterious pattern of six perfect circles hidden in the desert landscape of New Mexico; experts investigate and uncover evidence of catastrophic military testing deliberately erased from history.

Satellite images capture mysterious stone structures spread across high elevations of the Arizona mountains; experts investigate and uncover ruins of a 19th century Apache fortification linked to the most treacherous migrant route in U.S. history.

Satellite images capture bizarre groups of circular structures in the remote forests of Derbyshire, England; experts investigate and uncover ancient burial mounds linked to a Viking invasion that changed the course of English history.

Satellite images reveal a mysterious pattern of six perfect circles hidden in the desert landscape of New Mexico; experts investigate and uncover evidence of catastrophic military testing deliberately erased from history.

Satellite images capture mysterious stone structures spread across high elevations of the Arizona mountains; experts investigate and uncover ruins of a 19th century Apache fortification linked to the most treacherous migrant route in U.S. history.

Experts investigate a gigantic ship that emerges from the sands of a strange island; what they find reveals evidence of a horrific Viking massacre.

A top-secret aviation program funded by a mysterious money trail could have built a plane that can travel nearly 4,000 mph; a former CIA operative investigates how these superplanes will revolutionize flight and unleash a new lethal technology.

Satellites capture evidence of a mysterious structure in a remote and rocky area of Hawaii; when experts investigate, what they find could point to human sacrifices and the wrath of a shape-shifting god.

The team tests some Alaskan anecdotes.

Jamie and Adam try to tenderize steak with explosives; they test to see if a motorist uses more fuel when driving under stress.

Adam and Jamie test ninja myths; they try to determine whether the one-inch punch really works and if a ninja can catch an arrow in mid-air.

The team tests if NASA really did land on the Moon.

Jamie and Adam investigate a grenade blast; will consuming diet soda and Mentos rupture a person;s stomach?

A temple to the Roman god of the underworld is the site of ritual sacrifice and a gate to the underworld, but it was buried because it was believed to be cursed; experts use cutting-edge forensics to reveal what actually happened here.

An archaeological excavation uncovers ancient human carnage; experts use 3D modeling to reveal what may be the first major war in human history.

Archaeologists excavating a historic Chilean site make a chilling discovery and find decapitated human skulls separate from a nearby burial site; experts use advanced cranial forensics to reveal what happened to these ancient, butchered victims.

Experts use cutting-edge tech to reveal the hidden logic behind the cryptic locations of the ancient Moai statues of Easter Island.

A team of explorers discover a forbidding cave system riddled with ancient markings that seem to contain a mysterious meaning; using advanced photogrammetry, experts finally decode these cryptic scrawls to expose a dark chapter of English history.

Archaeologists make a shocking discovery when the perfectly preserved remains of three children are unearthed from the frozen mountains of Argentina; experts investigate the bizarre circumstances behind this grisly scene.

When experts discover a 500-year-old grave, they find mysterious red skulls, pointing to a shocking mass sacrifice; experts use the latest technology and state-of-the-art forensics to investigate what happened at this horrific site.

Archeologists make a bone-chilling discovery when they unearth 20 mutilated skeletons in Mexico; investigators use advanced forensic analysis to examine the bizarre burial and reveal an ancient case of Mayan mass murder.

In an abandoned Maya city, an archaeologist discovers the tomb of a mysterious red skeleton decorated in jade and pearl treasures; experts use cutting-edge tech to reveal who this person was and why they were buried so.

A mass grave of mutilated skeletons is unearthed at the frontier of the Roman Empire, experts use advanced digital analysis to reveal the mystery behind these grisly remains.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

An iron-age grave is discovered in the United Kingdom, shedding new light on Britain's history with Rome.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

An iron-age grave is discovered in the United Kingdom, shedding new light on Britain's history with Rome.

A mass grave of mutilated skeletons is unearthed at the frontier of the Roman Empire, experts use advanced digital analysis to reveal the mystery behind these grisly remains.

Archaeologists make a shocking discovery when the perfectly preserved remains of three children are unearthed from the frozen mountains of Argentina; experts investigate the bizarre circumstances behind this grisly scene.

When experts discover a 500-year-old grave, they find mysterious red skulls, pointing to a shocking mass sacrifice; experts use the latest technology and state-of-the-art forensics to investigate what happened at this horrific site.

The team tests four myths.

The team examines viral videos from the internet; they try to find out if people truly believe what they see.

Adam and Jamie take a fan mail film and use it to dial in on a phone book fable; the rest of the team test a fishy tale of Hollywood pyrotechnics with their own big bang theories.

How guitar pickups, heated furniture, water well cylinders, and nonconductive tools are made.

Find out how innerspring mattresses, stand-up paddle boards, and vacuum cleaners are made.

The processes of making belts, 3-D metal printers, detectable warning panels, and model Stirling engines.

The processes of making compression and extension springs, micro drill bits, skiffs, and painted glass backsplashes.

Examining how wood watches, mechanical sensors and raw pet food are made.

How thermoplastic fire helmets, basketry sculptures and coffee roasters are made.

Discovering how office chairs, vinobrew and reconditioned sander drums are made.

Following how fireplace bellows, calissons and recreational watercraft are made.

Solid tires; cheesecake; canoe paddles; globes.

Boomerangs; barbecues; pinball machines; strobe lights.

Wooden bowls; chain saws; stackable potato chips; jet compressor blades.

Steel wool; ranges; carved candles; slot machines.

New discoveries might lead investigators to the legendary group of 300 Spartan warriors who died fighting off one million invading Persians, and using cutting-edge tech, experts reconstruct the battlefield to uncover the secrets of their last stand.

The Nazca Lines are alien-looking symbols carved into a remote desert more than a thousand years ago, and new discoveries might finally reveal what these strange images mean and if they explain the disappearance of the people who made them.

The Roman Empire builds Hadrian's Wall to guard its frontiers at the edge of the world; new discoveries reveal who the Romans were trying to keep out with this 72-mile-long megastructure and what it tells about the ancient people of Iron Age Britain.

Experts investigate the mysteries of the Bermuda Triangle using cutting-edge technology; as new discoveries reveal alien phenomena at the bottom of the ocean floor, researchers may finally uncover the truth behind this strange place.

Archaeological finds may suggest that the legendary city actually existed.

The lost city of Baiae was the Las Vegas of the ancient world, until a mysterious calamity caused it to sink into the sea; new discoveries reveal the secrets of this sin city that, like Pompeii, some experts believe was destroyed by a supervolcano.

Exploring the mysterious and catastrophic collapse of ancient civilizations during the late Bronze Age, revealing the tumultuous events that brought an end to a thriving era of human history.

Don Wildman explores the 1906 San Francisco earthquake that claimed approximately 3,000 lives; he also gains insight into when and where the next big earthquake may strike.

Exploring the mysterious and catastrophic collapse of ancient civilizations during the late Bronze Age, revealing the tumultuous events that brought an end to a thriving era of human history.

Don Wildman explores the 1906 San Francisco earthquake that claimed approximately 3,000 lives; he also gains insight into when and where the next big earthquake may strike.

The lost city of Baiae was the Las Vegas of the ancient world, until a mysterious calamity caused it to sink into the sea; new discoveries reveal the secrets of this sin city that, like Pompeii, some experts believe was destroyed by a supervolcano.

The Nazca Lines are alien-looking symbols carved into a remote desert more than a thousand years ago, and new discoveries might finally reveal what these strange images mean and if they explain the disappearance of the people who made them.

The Roman Empire builds Hadrian's Wall to guard its frontiers at the edge of the world; new discoveries reveal who the Romans were trying to keep out with this 72-mile-long megastructure and what it tells about the ancient people of Iron Age Britain.

A NASA astronaut reports seeing a flying saucer in the skies above a U.S. Air Force test range; how the swirling gases of Saturn have formed a perfect hexagon that has hovered above the planet's pole for 30 years.

Spaceships powered by atomic bombs; artificial rings encircle an entire star; Neil Armstrong's transmission feed cuts off when he spots strange lights on the moon; how can lightning talk to itself.

Lost tapes show that Apollo astronauts heard unexplained transmissions on the far side of the moon; an amateur astronomer finds an odd disturbance in Martian atmosphere; an unidentified object in Earth orbit starts stalking Russian spacecraft.

Scientists use technology to stop an asteroid apocalypse; mankind comes closer to keeping Earth safe from killer space rocks.

Spacetime is the secret structure that controls our universe, and this strange four-dimensional substance controls time, light, and energy; it will also determine how our universe will end.

A top-secret military base hidden deep in the ice beyond the Arctic Circle is one of the Cold War's most elaborate cover-ups; recently declassified documents reveal its deadly purpose; the threat it might still pose to all humankind.

After a 2,500-year-old mummy is discovered in Siberia, locals report strange, cataclysmic events that point to an ancient curse; using cutting-edge archaeology, experts reveal who this person was and if they've unleashed something sinister.

Experts make a chilling new discovery when they unearth a 30,000-year-old zombie virus from an icy grave; if this ancient disease is successfully resuscitated back to life, it could cause a catastrophic global calamity.

A frozen lake deep in the Himalayas melts once a year to expose hundreds of human bones and a centuries-old mystery of astonishing carnage; leaving experts to speculate if it was a single catastrophic event or something much more sinister.

Three graves are discovered on the frozen beach of an uninhabited Arctic island; the mummified corpses inside may answer a centuries-old mystery of an expedition that was literally consumed by the cannibalistic insanity of its mutinous crew.

When strange towers of ice are found growing in a barren, water-starved desert, experts speculate why these structures have uncanny similarities to extraterrestrial formations recently discovered on Pluto's alien landscape.

In Guatemala, archaeologists identify an ancient site containing a series of unknown structures; a lake full of jellyfish is studied on a remote South Pacific island; Argentinian researchers discover a complex that may have a dark past.

In the tropical lowlands of Northern Colombia, a team of scientists discover a massive, unidentified animal vertebra; dozens of jars packed with bones are uncovered in Cambodia; a strange rusted vehicle is found on the small island of Peleliu.

In the Australian rain forests of Lake Eacham, a scientist discovers a mysterious mouse-like creature that glows in the dark; strange cylindrical tubes are uncovered in the forests of India; hundreds of human bones are found in a Belizean cave.

On the island of Pohnpei in Micronesia, explorers discover ancient structures hidden beneath dense vegetation; a strange glowing forest is discovered in India; an immense tunnel system is investigated in the Brazilian jungle.

Off the coast of Tanzania, a puzzling site containing massive stone blocks is revealed on Kilwa Island; the discovery of giant animal bones baffle researchers in Australia; hundreds of human bones are uncovered in a Guatemalan rain forest.

On the island of Madagascar, paleontologists discover an intact fossil unlike any known animal, living or extinct. Also, bizarre stone spheres are discovered in Costa Rica and the curious remains of a small man are found in Chiapas, Mexico.

On the volcanic island of Kolombagara, explorers uncover a mysterious man-made cave in the dense jungle; a researcher finds two unknown animal skulls in Vietnam; human remains are discovered in a narrow chamber of a South African cave system.

Off the coast of Tanzania, a puzzling site containing massive stone blocks is revealed on Kilwa Island; the discovery of giant animal bones baffle researchers in Australia; hundreds of human bones are uncovered in a Guatemalan rain forest.

On the island of Madagascar, paleontologists discover an intact fossil unlike any known animal, living or extinct. Also, bizarre stone spheres are discovered in Costa Rica and the curious remains of a small man are found in Chiapas, Mexico.

On the volcanic island of Kolombagara, explorers uncover a mysterious man-made cave in the dense jungle; a researcher finds two unknown animal skulls in Vietnam; human remains are discovered in a narrow chamber of a South African cave system.

On the island of Pohnpei in Micronesia, explorers discover ancient structures hidden beneath dense vegetation; a strange glowing forest is discovered in India; an immense tunnel system is investigated in the Brazilian jungle.

When strange towers of ice are found growing in a barren, water-starved desert, experts speculate why these structures have uncanny similarities to extraterrestrial formations recently discovered on Pluto's alien landscape.