Sky History2 For years, people have claimed to have had direct, personal contact with aliens. The team tracks down some of those who claim to have had such contact. 2026-05-21 The River Hunters head to the River Lochy in search for evidence of the clashing Scottish clans embroiled in the 17th Century civil war. 2026-05-21 Digs in western Britain uncover a forgotten fortress and a shocking discovery hidden beneath a Roman mosaic. 2026-05-21 Archaeologists in Russia find several mass graves, a World War II plane sits on a Canadian mountain and cosmic rays in Antarctica have stump experts. 2026-05-21 The Pickers make a friendly wager to crisscross Newfoundland in search of the greatest piece of kitsch. In the process, they get a great history lesson on the area. 2026-05-21 Researchers study giant ancient drawings found etched into the desert floor, which may be a part of an ancient alien code. 2026-05-21 Could Area 51's notoriety act as a cover up to much bigger, top-secret extraterrestrial experiments taking place at multiple locations. 2026-05-21 Weapons designed for everyone hand a sizeable advantage. Experts explore three weapons that are easily used: the crossbow, a pike and the Kalashnikov. 2026-05-21 In 1944, D-Day pierces the Atlantic Wall, as Operation Bagration crushes the Wehrmacht in the East. The fall of the Third Reich begins. 2026-05-21 Step foot on the roller-coaster ride that is cracking humanity's most complex and important code - the Human Genome. Season finale. 2026-05-21 Researchers study giant ancient drawings found etched into the desert floor, which may be a part of an ancient alien code. 2026-05-21 Could Area 51's notoriety act as a cover up to much bigger, top-secret extraterrestrial experiments taking place at multiple locations. 2026-05-21 When terrorists kidnap more than 200 schoolgirls in northern Nigeria, rescuers use satellites to track them down. 2026-05-21 New evidence could lead to the discovery of an unknown ancient civilization in the Amazon rainforest and an unidentified submarine is spotted in a North Korean shipyard. 2026-05-21 A giant chasm opens in Siberia, dubbed a gateway to the underworld. Meanwhile, an entire island mysteriously vanishes without a trace. 2026-05-21 A bright green swirling spiral appears in the seas of the Persian Gulf and a massive complex suddenly appears in Myanmar. 2026-05-21 Strange images from a remote and empty desert could explain the mysterious mummies found there and an apocalyptic sandstorm swallows the Middle East. 2026-05-21 Mutant Mermaid, UFOs vs Nukes and Seamonster Chases a Boat: Is a dead mermaid really preserved in Japan? And are UFOs attracted to nuclear facilities. 2026-05-21 In 1944, D-Day pierces the Atlantic Wall, as Operation Bagration crushes the Wehrmacht in the East. The fall of the Third Reich begins. 2026-05-21 Step foot on the roller-coaster ride that is cracking humanity's most complex and important code - the Human Genome. Season finale. 2026-05-21 In Nazi Germany, questions about witchcraft attracted SS leaders. Himmler, dedicated to an Aryan super race, established a team to research witchcraft. 2026-05-21 As one of their most controversial scientists, Heisenberg was key in the Nazis' efforts to build an atomic bomb. How close was he to achieving his goal. 2026-05-21 Researchers study giant ancient drawings found etched into the desert floor, which may be a part of an ancient alien code. 2026-05-21 Could Area 51's notoriety act as a cover up to much bigger, top-secret extraterrestrial experiments taking place at multiple locations. 2026-05-21 This episode chronicles several close encounters with alien abductees who have been held captive, probed, examined and had objects implanted in their bodies. 2026-05-22 The River Hunters head to Canterbury, where they're granted special permission to undertake the first official search of this section of the River Stour. 2026-05-22 In 1592, Elizabeth I visited Sudeley Castle where a spectacular garden was created. 500 hundred years later, a team of archaeologists hunt for this lost gem. 2026-05-22 Human remains are discovered high in the Ecuadorian Andes, while a strange earthquake-like event is investigated in Canada. 2026-05-22 The guys get creative when they visit an eccentric dealer who keeps most of his treasures rusting outside. Scott and Sheldon buy two mystery trunks sight unseen. 2026-05-22 Oak Island treasure hunter Marty Lagina and Ancient Astronaut theorist Giorgio A. Tsoukalos explore the ancient ruins of Sardinia, Italy. 2026-05-22 Seven stone giants stand guard over a Pacific island. But what are they protecting? And from whom. 2026-05-22 Speed has become a decisive feature in war's evolution: from the chariot that brought greater mobility to small handguns like Samuel Colt's revolver. 2026-05-22 Discover WWII's most daring breakout stories of courage and cunning: Colditz Castle, The Great Escape and the bold Warburg Wire Job. 2026-05-22 The story of a deadly war that intertwines Germany, Poland, Japan, Italy and Spain, and the remorseless development of weapons and bombers. (1 of. 2026-05-22 Oak Island treasure hunter Marty Lagina and Ancient Astronaut theorist Giorgio A. Tsoukalos explore the ancient ruins of Sardinia, Italy. 2026-05-22 Seven stone giants stand guard over a Pacific island. But what are they protecting? And from whom. 2026-05-22 Exploring the Cold War vessels that played pivotal roles in events such as the blockade of Cuba and the Vietnam war. 2026-05-22 Stories of hospital ships and those who served on them, including the tragic story of the sinking of the Titanic's sister vessel, The Britannic. 2026-05-22 Ships don't have to be large to make history, like the 1776 gunboat built to stop a British invasion, or the remarkable story of the HA-19 sub. 2026-05-22 We learn about life on a Tudor ship from objects found on the Mary Rose, while on HMS Victory we learn the battle-winning tactics of Admiral Nelson. 2026-05-22 A look at the tactics employed to pass strategically important ships under the nose of the enemy, and the use of intelligence to carry out naval attacks. 2026-05-22 Alien Sabotage, Ghost Child and Hungry Hungry Sasquatch: Strange creatures are encountered and a home security video may be proof that UFOs are messing with technology. 2026-05-22 In 1923, Adolf Hitler led the infamous Beer Hall Putsch, an attempt to take power in Germany by force. It was a day that would change the world forever, birthing Hitler's regime. 2026-05-22 Discover WWII's most daring breakout stories of courage and cunning: Colditz Castle, The Great Escape and the bold Warburg Wire Job. 2026-05-22 A deadly discovery hiding under one of America's most national parks, a Nazi era weapon sunk off the coast of New Jersey. 2026-05-22 The history and perplexing mysteries behind some of the world's most sacred and holy relics. 2026-05-22 Oak Island treasure hunter Marty Lagina and Ancient Astronaut theorist Giorgio A. Tsoukalos explore the ancient ruins of Sardinia, Italy. 2026-05-22