Antarctic hidden civilizations 04:57 Antarctica's Secret Alien Cover-Up | Ancient Aliens 05:07 Pyramids Found Beneath Antarctic Ice | The UnXplained (Season 3) 1:06:00 Frozen Civilizations Found Under The Ice In Antarctica 11:36 Secret Antarctica - Scientists Discovered A Hidden Civilization Frozen Under Ice 05:27 Ancient Aliens: Crystal City Discovered Under Antarctica (Season 18) 03:29 Ancient Aliens: ATLANTIS ON ANTARCTICA (Season 14) | History 11:19 The Hidden World Beneath the Antarctic Ice Sheet | John Priscu | TEDxBozeman 00:58 MAN-MADE PYRAMIDS FOUND IN ANTARCTICA | The UnXplained | #Shorts 1:02:05 The Ancient Mystery of Antarctica | Grand Theories 00:27 Daily Routine in Antarctica: Brave Adventurer Confronts Strong Winds, Fights to Shut Door 05:26 Hidden City Lies Deep Beneath Antarctica (Season 18) | Ancient Aliens | The UnXplained Zone 00:20 😱 Antarctica's Secrets #shorts 😱 03:54 Ancient Aliens: A Pyramid in Antarctica (Season 11, Episode 1) | History 19:40 Sudden Discovery: аn Advanced Civilization Hidden in Antarctica 02:39 Last surviving member of Admiral Byrd's expedition to Antarctica turns 102 in Atlantic Beach 03:25 New life discovered under Antarctica ice sheet 18:02 Ancient Aliens: Top 4 Mysteries of Atlantis 00:41 Incredible sounds created as an ice core is dropped into a hole in Antarctica | ABC News 01:19 Colorful World Revealed Under Antarctica's Sea Ice 02:36 An ancient Antarctic rainforest More results