Sky History2 An amateur archaeologist finds strange symbols scratched into the Kazakhstan desert and a lake in the Brazilian rain forest turns bright pink. (S3, ep 13) 2026-05-15 Alien Pilots, Carolina Lights and Stone Cold Animals: Did a man in Turkey capture an Alien piloting a UFO? What are the strange lights above Brown Mountain in North Carolina? (S3, ep 14) 2026-05-15 Rise of the Machines: While the single shot rifle remained a mainstay until WWI, machine guns had been in development since the final days of the American Civil War. (2 of 3) 2026-05-15 The Japanese Super Code: The Japanese Super Code reveals the US efforts to crack Japan's unbreakable WWII code following the horror of the attack on Pearl Harbor. (S1, ep 3) 2026-05-15 The Lost Continent (Atlantis): Atlantis, the legendary continent that sank. As the Nazis rose to power, Himmler and the SS were convinced Atlantis existed. Season premiere. (S1, ep 1) 2026-05-15 Wernher Von Braun: Wernher von Braun was vital to NASA's Apollo 11 mission to put a man on the Moon, but this 'American hero' had his Nazi past kept under wraps. (S1, ep 2) 2026-05-15 The Returned: Thousands of people from every part of the world have reported being abducted by aliens, including even a world leader - President Kiran Ilyumzhinov. (S9, ep 15) 2026-05-15 A Spaceship Made of Stone: The Ishi-no-Hoden megalith in Japan was supposedly built to depict an ancient flying ship. Could this have been an ancient alien vessel? (S10, ep 13) 2026-05-15 Aliens And The Creation Of Man: Can unexplained advances in human evolution be attributed to alien architects? Alien theorists look at the evidence. (S1, ep 8) 2026-05-15 Coventry: Hugh and the team search for a monastic grange known as Biggin Hall, which provided produce for the nearby monks at St Mary's Priory. (S3, ep 4) 2026-05-15 Anglo-Saxon Gold and Rebellious Nuns: Dr Alice Roberts examines an RAF air base with a Roman past and a pub with a very long history of hospitality in central England. (S11, ep 2) 2026-05-15 Stone Cold Mysteries: Look inside curious dwellings in the Peruvian Andes, visit a sacred monolith in Wyoming's Black Hills and spot an immovable waterfall in Mexico. (S3, ep 9) 2026-05-15 Guys & Gas: The guys get revved up during a sneak peak for an auction but the seller's sentimental attachment leave prices sky-high. (S2, ep 2) 2026-05-15 Shiva The Destroyer: Of all the Hindu gods, none is more important than Shiva, the great destroyer. Could the deity have been the leader of an extraterrestrial race? (S9, ep 16) 2026-05-15 Alien Discs: Hundreds of seemingly alien discs are found in China, only to be taken by the Chinese government and dismissed as a hoax. Is there more to the story? (S10, ep 14) 2026-05-15 The Reckoning 1945-1948: In 1945, WWII was over but the violence had not ended. The survivors want to blame the Germans. The reckoning with National Socialism is ambivalent. (S1, ep 10) 2026-05-15 The Gods of War: The industrial revolution changed it all when it came to cannons as they evolved from wholly inaccurate and immobile to deadly killing machines. (3 of 3) 2026-05-15 The Cold War Code: A look at America's Cold War codebreakers charged with unravelling a seemingly uncrackable Soviet code and the uncovering of the Manhattan Project. (S1, ep 6) 2026-05-15 Shiva The Destroyer: Of all the Hindu gods, none is more important than Shiva, the great destroyer. Could the deity have been the leader of an extraterrestrial race? (S9, ep 16) 2026-05-15 Alien Discs: Hundreds of seemingly alien discs are found in China, only to be taken by the Chinese government and dismissed as a hoax. Is there more to the story? (S10, ep 14) 2026-05-15 Warships of The World Wars: We examine how the battleship began the 20th century as a dominant force, but then saw its weaknesses exploited mercilessly in the World Wars. (S1, ep 1) 2026-05-15 Submarines: War Beneath The Waves: From early beginnings in the American War of Independence to modern day, this is the story of the submarine and its role in naval warfare. (S1, ep 2) 2026-05-15 The Vessels That Saved D-Day: A chronological telling of the dramatic D-Day story, focusing on the vessels that made the landings possible. (S1, ep 3) 2026-05-15 The First Metal Warships: Looking at early metal warships, and how HMS Rattler's screw propeller in 1845 would lead to the revolutionary HMS Dreadnought in the 20th Century. (S1, ep 4) 2026-05-15 Torpedo Boats At War: From tests in the River Thames, to the German's deadly U-boat attacks in World War II, this episode explores the silent threat of submarines. (S1, ep 5) 2026-05-16 Mystery Sea Beast, the Earth is Alive and Shapeshifting UFO: What is the mysterious sea beast seen from UK shores? Are summoners able to commune with UFOs? Is the Earth alive? (S3, ep 15) 2026-05-16 The Gods of War: The industrial revolution changed it all when it came to cannons as they evolved from wholly inaccurate and immobile to deadly killing machines. (3 of 3) 2026-05-16 The Cold War Code: A look at America's Cold War codebreakers charged with unravelling a seemingly uncrackable Soviet code and the uncovering of the Manhattan Project. (S1, ep 6) 2026-05-16 Sacred Discoveries: Discover treasures and ancient manuscripts hidden in mysterious chambers, tunnels, caves and burial sites. (S1, ep 5) 2026-05-16 Hidden Wonders: Most of the world's holiest places sit in plain sight, but there are some hidden deep underground. (S1, ep 6) 2026-05-16 Shiva The Destroyer: Of all the Hindu gods, none is more important than Shiva, the great destroyer. Could the deity have been the leader of an extraterrestrial race? (S9, ep 16) 2026-05-16 Alien Discs: Hundreds of seemingly alien discs are found in China, only to be taken by the Chinese government and dismissed as a hoax. Is there more to the story? (S10, ep 14) 2026-05-16 Cops vs UFOs: Hear first-hand accounts from seasoned, decorated police officers who have had unbelievable, but substantiated UFO encounters. (S1, ep 1) 2026-05-16 Odiham, Hampshire: Hugh and the team search for the house of the head of the Elizabethan Secret Service, Sir Frances Walsingham, to find out what this spymaster used it for. (S3, ep 5) 2026-05-16 A Norman Panic Room and a Mesolithic Fish Trap: Alice explores the West of Britain, where some castles stand tall, while others have almost disappeared into the landscape. (S11, ep 3) 2026-05-16 Animal Oddities: Experience stunning animal spectacles: soaring over northern nomads, Pacific giants, a US pig stampede and fierce ocean predators. (S3, ep 10) 2026-05-16 Big Things Happening: Scott and Sheldon go picking in Central Alberta where they come upon a glitzy showroom full of extraordinary antique cars, jukeboxes and tin trucks. (S2, ep 3) 2026-05-16 The Nasa Connection: Experts open up NASA and secret government files. Can they find proof of alien contact in the recent or ancient past? (S4, ep 5) 2026-05-16 Secrets Of The Pyramids: Experts explore the similarities between huge pyramids across the world. Could extraterrestrials have influenced their construction and design? (S4, ep 6) 2026-05-16 Germany invades Poland, sparking global war: Japan expands in Asia and Africa's colonies become key battlegrounds for power and resources. (S1, ep 1) 2026-05-16 Trials: Vera finds out her agents' fate. Her beliefs about Noor are challenged. Suspicions lead Vera to hunt down a Nazi mastermind. (S1, ep 5) 2026-05-16 The Wrens: Though the Admiralty are convinced the Allies have the expertise to defeat Germany, Roberts and the Wrens start devising wargaming tactics to combat U-boat formations. (S1, ep 3) 2026-05-16 Roman Mosaics and Ancient Weapons: Travelling east, Alice discovers a Roman barn conversion, unearthing a Tudor fort and finding intricately carved 10,000-year-old weapons. (S10, ep 5) 2026-05-16 Ice Age Camp and a Saint With Syphilis: Alice investigates an Ice Age camp, the mystery of a medieval skeleton and the earliest evidence of salt making in Britain. (S10, ep 6) 2026-05-16 The Roman Emperor's Bathhouse: Digs in northern Britain reveal a Roman emperor's lost bathhouse and a formidable fortress perched on top of a Scottish mountain. (S11, ep 1) 2026-05-16 The Nasa Connection: Experts open up NASA and secret government files. Can they find proof of alien contact in the recent or ancient past? (S4, ep 5) 2026-05-16 Secrets Of The Pyramids: Experts explore the similarities between huge pyramids across the world. Could extraterrestrials have influenced their construction and design? (S4, ep 6) 2026-05-16 The First Metal Warships: Looking at early metal warships, and how HMS Rattler's screw propeller in 1845 would lead to the revolutionary HMS Dreadnought in the 20th Century. (S1, ep 4) 2026-05-16 The First Railroad War: The story of the Great Locomotive Chase - an attempt by Northern spies to steal steam locomotive The General during the American Civil War. (S1, ep 4) 2026-05-17