Interstellar Secrets of Ancient Civilizations | Ancient Aliens | History

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Check out these amazing ancient civilizations. See more in this Ancient Aliens compilation. Watch all new episodes Fridays 9/8c; Stream Next Day, and stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com/schedule. #HISTORY #AncientAliens Chapters 00:00 Chichen Itza And El Castillo 01:35 Equinox Serpent Shadow 03:11 Lord Pacal Rocket Theory 05:21 Copan Hieroglyphic Stairway 08:29 Priest Kings And The Gods 12:30 2012 Galactic Alignment 14:23 Yucatan Asteroid Impact 18:37 Aztec Origins And Seven Caves 22:23 Teotihuacan City Of The Gods 26:02 Sacred Tunnel And Golden Orbs Find out more about the show and watch full episodes on our site: https://histv.co/AncientAliens "Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years. Don't miss a video! Subscribe NOW: https://www.youtube.com/@HISTORY?sub_confirmation=1 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: https://www.facebook.com/HISTORY/ Instagram: https://instagram.com/history TikTok: https://tiktok.com/@history X: https://twitter.com/history YouTube: https://www.youtube.com/@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 Interstellar Secrets of Ancient Civilizations | Ancient Aliens | History https://www.youtube.com/@HISTORY/