Pinterest Facebook Twitter Email Heavy Cannons 03:00 A massive cannon salvaged from a warship answers a 500-year-old mystery. From: Don Wildman, Mysteries at the Museum and Mile-High Club, Attempted Assassinatio, Zip to Zap Related Videos Living Lights 02:25 Billy the Kid Imposter 03:03 Legendary Locksmith 01:41 Napoleon's Mysterious Death 03:18 The Weight of a Soul 03:01 Space-age Invention 02:47 Alcatraz Escape Attempt 02:18 The Illuminati Tunnels 02:50 More Videos Witch's Ball 01:54 Mail Train Robbery 02:17 Capturing Wild Horses 02:23 Reno Divorce Cure 03:22 Anthrax Culprit 03:12 The City of Chess 03:00 Trash Talk 04:02 A Souped Up Cadillac 'RV' 03:22 Saltpeter Problem 02:58 Denver's UFO 01:51 Golfer Behind Enemy Lines 03:47 Miami Snail Invaders 02:46 Pyramid Man 02:55 Cleaning Up Sin City 02:25 The Hidden Van Gogh 02:15 Flight Suit 02:51 We Recommend Ghost Adventures: The Graber Farm Entity 12 Photos Chicago’s Music Clubs 11 Incredible Trips to Take Before Having Kids 11 Photos ‘Mountain Monsters’ Is Back With ‘Tribute To Trapper’ and Eight New Episodes 13 Incredibly Cool Pools From Around the World Don Wildman Explores the Mysteries of the Titanic 11 Photos