Ancient Aliens: Carnac Stones Baffle Archaeologists (Season 9) | History
Tune in to Alien Invasion Week on History starting Monday 9/30 through Friday 10/4 for new Ancient Aliens, plus the premiere of In Search Of, new UFO Specials and More! The Carnac Stone are the largest collection of standing stones in the world, but nobody really knows why they were built in this clip from Season 9, "Mysterious Structures". #HISTORY #AncientAliens Find out more about the show and watch full episodes on our site: http://po.st/AncientAliens Don't miss a video! Subscribe NOW: / @history ABOUT THE HISTORY CHANNEL: The HISTORY® Channel, a division of A+E Global Media, is the premier destination for historical storytelling. From best-in-class documentary events, to a signature slate of industry leading nonfiction series and premium fact-based scripted programming, The HISTORY® Channel serves as the most trustworthy source of informational entertainment in media. FOLLOW HISTORY CHANNEL: Watch Full Episodes: https://www.history.com/videos Sign Up For History Emails: https://www.history.com/emails/sign-up Browse Topical Videos: https://www.history.com/topics Facebook: / history Instagram: / history TikTok: / history X: / history YouTube: / @history Copyright Notice: This video and my YouTube channel contain dialog, music, and images that are property of The HISTORY® Channel. You are authorized to share the video link and channel, and embed this video in your website or others as long as a link back to our YouTube Channel is provided. © 2025 The HISTORY® Channel Ancient Aliens: Carnac Stones Baffle Archaeologists (Season 9) | History / @history

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