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! Finding the Ark of the Convenant could provide answers to ancient mysteries in the clip from Season 9, "Aliens and The Lost Ark". #AncientAliens Subscribe for more from Ancient Aliens and other great HISTORY shows: po.st/SubscribeToHistory Watch More Ancient Aliens on this YouTube playlist: Find out more about the show and watch full episodes on our site: po.st/AncientAliens Check out exclusive HISTORY content: History Newsletter: po.st/HistoryNewsletter Website - po.st/HistoryWeb Facebook - po.st/HistoryFacebook Twitter - po.st/HistoryTwitter 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.