Pinterest Facebook Twitter Email Presidential Bovine 01:34 A Presidential cow becomes the country's most famous missing pet. From: Don Wildman, Mysteries at the Museum and Cherry Sisters, President's Cow, Birth of a Riot Related Videos Hidden Beneath Sin City 03:03 Missing Mustangs 01:42 Zip to Zap 02:08 Pop Rocks Invention 04:02 Bank of America Beginnings 02:24 Space-age Invention 02:47 Opera Riot 03:46 Dvorak vs QWERTY Keyboards 02:17 More Videos Beaver Bomb 01:47 Mountain Man Legend 03:15 Boone's Captured Daughter 02:03 Baseball Card Fraud 02:35 Capturing Wild Horses 02:23 Alcatraz Escape Attempt 02:18 The Illuminati Tunnels 02:50 Anthrax Culprit 03:12 Mom Checks In 02:14 Looking for DB Cooper 02:22 Tobacco Farm Fires 02:58 State of Jefferson 02:19 Cellophane Invention 03:25 Denver's UFO 01:51 Cleaning Up Sin City 02:25 Golfer Behind Enemy Lines 03:47 We Recommend 'Ghost Nation' Investigates Haunted Homes Across America 21 Photos Ghost Adventures: Haunted Hollow Forest 11 Photos 12 Best Destinations for UFO Fans 12 Photos Brother-Sister Duo Jack and Kelly Osbourne Reprise Their Ghost-Hunting Roles Together Aboard the Supremely Haunted Queen Mary Ocean Liner Exclusive: 'Ghost Adventures: Screaming Room' Premieres in the New Year Ghost Adventures: Pasadena Ritual House 10 Photos
