The Proof Is Out There: 4 DISTURBING SOUNDS CAUGHT ON TAPE

Check out these super strange sounds, in this The Proof Is Out There compilation. 0:00 Mysterious Suburban Drone Defies Explanation 5:14 International Disturbing Hum 9:54 Ominous Metallic Moaning 14:23 Strange Scranton Sounds , TheProofIsOutThere 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 Website Facebook Twitter Watch all new episodes of The Proof Is Out There, returning soon, and stay up to date on all of your favorite The HISTORY Channel shows at The Proof Is Out There investigates the world s most mysterious videos, photos, and audio recor