Experts explore strange sightings from space, including evidence of a mysterious 5,000-year-old structure in Ireland and a machine that can see back in time.
Experts discover that a site that could be the Garden of Eden hides a deadly secret; experts investigate a gateway to hell; a mysterious shipwreck is explored.
Experts explore a strange circular forest next to a notorious cannibal site; an eerie crater is spotted in Siberia that could be connected to Nikola Tesla.
An investigation into the long-lost Maya civilization suggests that they did not suddenly vanish, but instead, they survived and settled in the United States.
Veteran fighters Hypershock and Biteforce take one another on in an epic, shocking battle; new comers attempt to work their way to the top of the ranks.
The reigning champion, Tombstone, takes on a legendary contender, Gigabyte, as the competition for the renowned "BattleBots" trophy gets increasingly intense.
Tourists use custom-built rovers to gain exclusive observation access to polar bears; a Twin Otter aircraft delivers supplies to remote villages in dire need.
An amphibious mega machine is used when melting ice puts a town in jeopardy of flooding; the Canadian Air Force delivers supplies and personnel in the Arctic.
Experts reveal how the latest technology and stat-of-the-art engineering allow the Yeti to keep airports open for business during the worst snowstorms.
Archaeologists find a massive object made of metal on a secluded island in the Bering Sea; researchers find the mysterious remains of a WWII submarine.
Climbers encounter the remains of two human bodies high atop New Zealand's Mount Cook, and an old mystery reignites that could rewrite mountaineering history.
Archaeologists discover grisly human remains during an excavation of a fifth-century fort on the frigid, Swedish island of Oland, and unearth 26 skeletons.
A team of researchers stumble upon a bizarre discovery when they find tall, curved posts protruding from the Arctic ice on remote Yttygran Island, in Russia.
Researchers find a mummy buried in a strange way; a polar exploration vehicle goes missing in Antarctica; a glacier cave on Mt. St. Helens is explored.
Archaeologists make groundbreaking discoveries as they work to unravel the mysteries of an Ice Age highway, challenging everything that was thought known.
Researchers find a mummy buried in a strange way; a polar exploration vehicle goes missing in Antarctica; a glacier cave on Mt. St. Helens is explored.
Archaeologists make groundbreaking discoveries as they work to unravel the mysteries of an Ice Age highway, challenging everything that was thought known.
Archaeologists find a massive object made of metal on a secluded island in the Bering Sea; researchers find the mysterious remains of a WWII submarine.
Climbers encounter the remains of two human bodies high atop New Zealand's Mount Cook, and an old mystery reignites that could rewrite mountaineering history.
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This product uses the TMDb API but is not endorsed or certified by TMDb.