A pilot finds out he's sharing the skies when he spots a strange cubed shaped UFO, in this clip from Season 2, “UFO WINDOW SEAT AND LOST UNDERWATER CITY.“ Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to date on all of your favorite The HISTORY Channel shows at #TheProofIsOutThere If you are interested in submitting videos or other content to be featured on Season 2 of The Proof Is Out There, head to to agree to our Terms and Conditions and submit your content via our Submission Page. Subscribe for more from The Proof Is Out There and other great The HISTORY Channel shows: Watch more The Proof Is Out There on YouTube in this playlist: Check out exclusive The HISTORY Channel content: History Newsletter -
Hide player controls
Hide resume playing