Secrets in the Ice

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, and recently declassified documents reveal its deadly purpose, and the threat it might still pose to all humankind.

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, and 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.

After a 2,500-year-old mummy with fantastical tattoos 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. Also, the remains of a rare infant woolly rhino.

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

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.

Archaeologists discover human remains during an excavation of a fifth-century fort on the Swedish island of Oland; after further investigation, experts unearth 26 skeletons and uncover the site of an ancient massacre.

Climbers make a shocking discovery when they encounter the remains of two human bodies high atop New Zealand's Mount Cook; after a forensic investigation, a decades-old mystery reignites that could rewrite mountaineering history.

An expedition on Europe's tallest mountain unearth a decapitated human body; experts uncover a mummified Russian WWII soldier near a wartime shelter.

Archaeologists discover a large metal object on an isolated island in the Bering Sea.

Preserved in the ice of Mexico's highest peak, a group of climbers stumble upon the bizarre, mummified remains of a man in a pinstripe business suit; experts uncover possible drug cartel connections and a plane crash shrouded in secrecy.

A salvage team discovers the mysterious remains of an enormous shipwreck near Cambridge Bay in the icy waters of the Canadian Arctic; experts investigate and uncover a cutting-edge vessel with links to one of the greatest polar explorers in history.

A giant naval vessel is located on the bottom of the Norwegian Sea. An ancient reptile-like creature unknown to science is found in the permafrost of Canada's Arctic. In Scotland, archaeologists are drawn to a strange, figure-eight shaped ditch. An Antarctic research base finds itself suddenly surrounded by blood soaked snow.

A secret military base is discovered a few hundred miles from the North Pole. A man-made, ancient stone formation is found 120 feet below the surface of Lake Huron. A 1500 year old burial ground is discovered on the shores of the Baltic Sea. And in Russia's far east, a life-form that scientists think can live for thousands of years is discovered in the permafrost.

A Kazakh farmer discovers ancient burial sites that may determine whether or not the legend of the Amazon women warriors is myth or reality. In the Italian Alps, a group of hikers explore long forgotten military infrastructure that points to the region's complicated and violent history. A shrine in the Indian Himalayas has long been said to be protected by supernatural powers, but strange markings on the temple reveal it was subject to an almost equally as powerful force. Palaeontologists discover a fossilized species unknown to science embedded in a rock hundreds of millions of years old.

Mysterious industrial waste is discovered in an uninhabited part of Greenland. Meanwhile, strange mounds are found deep within the Arctic Circile.

A mysterious volcanic island off the coast of Antarctica is explored, while the mummified remains of a teenage girl are found in the Peruvian Andes.

In Russia, 34,000-year-old graves are discovered. Meanwhile, a team attempts to locate a British World War II aeroplane that went missing in Iceland.

Human remains are discovered high in the Ecuadorian Andes, while a strange earthquake-like event is investigated in Canada.

Archaeologists in Russia find several mass graves, a World War II plane sits on a Canadian mountain, and cosmic rays in Antarctica stump experts.

In a Danish bog, hundreds of mutilated ancient bones are found, while a mysterious deserted island belonging to Russia is explored.

A grim discovery in a Swedish lake reveals shocking ancient practices. Meanwhile, in the Canadian Arctic, the fossil of a previously unknown mammal is found.

The Donner Party's Lost Legacy: Artifacts like glass shards and a writing slate from the tragic Donner Party of 1846 have been recently uncovered in the Sierra Nevada.

Frozen Secrets of Prehistoric Warfare: Floods in Uttarakhand raised fears of buried Cold War nukes, but scientists linked it to a glacier collapse and environmental impacts.

Siberian Death Mask: A 1700-year-old death mask from Siberia reveals ancient cranial surgery, shedding light on advanced medical practices of the Tashtyk culture.

Ice Age Battlefield: A Swiss fisherman uncovers ancient Celtic relics in Lake Neuchatel, hinting at a violent Iron Age battle around 225 BCE.

The Patagonia Ice Dragon: A Dutch fluit shipwreck found in the Gulf of Finland reveals rare insights into 1600s maritime trade and naval architecture.

The Giant Penguin Enigma: Mauro De Mauro's disappearance in Italy reveals remains in a Mount Etna cave, linked to mafia ties and a 1962 assassination.

Battlefield Beneath the Alps: In the Swiss Alps, a Roman dagger discovery reveals a 2,000-year-old battlefield where the Suanetes tribe fell to the Roman Empire.

Woolly Mammoths Last Stand: Travel to the most remote, uninhabitable parts of Earth to reveal great mysteries that have been frozen in time.

In Siberia, a 44,000-year-old wolf, perfectly preserved in permafrost, may hold secrets about Ice Age bacteria and ancient microbial life

The search for missing mountaineer Janet Mae Johnson, from 1973, gains momentum with the discovery of her backpack and camera in 2020.