Do These Ancient Sites Prove Alien Contact? | Ancient Aliens

Across the world, ancient civilizations constructed massive monuments with remarkable precision, mysterious materials and connections to the heavens. From the pyramids of Teotihuacan and Egypt to the colossal stones of Baalbek and Japan's mysterious “rock ships,” Ancient Aliens investigates whether some of Earth's greatest archaeological sites reveal evidence of advanced extraterrestrial influence. Stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com/schedule #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT Find out more about the show and watch full episodes on our site: https://histv.co/AncientAliens Check out exclusive The HISTORY Channel content: History Newsletter - https://histv.co/newsletter Website - https://histv.co/History Facebook - https://histv.co/Facebook Instagram -   / history   TikTok -   / history   "Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years. HISTORY® is the leading destination for award-winning original series and specials that connect viewers with history in an informative, immersive, and entertaining manner across all platforms. The network’s all-original programming slate features a roster of hit series, premium documentaries, and scripted event programming.