Secrets of Mars and Ancient Visitors *Marathon* | Ancient Aliens

By HISTORY

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Dive into a nonstop marathon of extraterrestrial mysteries with episodes exploring alleged alien breeders, the hidden secrets of the Red Planet, and mysterious mountains believed to hold connections to ancient visitors from beyond Earth. 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 - https://www.instagram.com/history TikTok - https://www.tiktok.com/@history "Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years. HISTORY® is the leading destination for awar

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