Pinterest Facebook Twitter Email Mass Grave at Duffy's Cut 02:55 Human remains discovered along a PA railroad reveal evidence of brutal murders. From: Mysteries at the Museum and DB Cooper, Great Molasses Flood, Buddy Holly Curse Similar Topics: History Travel's Best Related Videos See Shrunken Human Heads 04:00 Theremin's Amazing Invention 01:13 A Life-Saving Vaccine 02:47 Deadly Legionnaires' Disease 03:45 Cannibalism in the Arctic 03:54 Inside Capone's Haunted Cell 02:37 America's First Bank Robbery 02:33 Keys to Houdini's Secrets 02:45 More Videos Quecreek Mine Rescue 02:35 The Invention of Mauve 02:48 Captured U-Boat Helps Win WWII 02:37 Small Coupon, Huge Fraud 04:20 The Invention of Chewing Gum 03:02 Did a Cow Cause Chicago Fire? 02:51 Crash at Area 51 01:59 Byrd's Perilous Arctic Flight 02:54 Part of Earhart's Plane Found? 04:05 The Coney Island Sideshow 02:21 Salton Sea Disaster 02:48 Combat Sub Sinks Union Ship 03:59 California 'Venus' Shot Dead 02:25 USS Intrepid: Floating Museum 02:25 The Pretty Boy Floyd Mystery 02:22 A Deadly Maritime Tragedy 02:44 We Recommend Duffy’s Cut, Molasses Flood, Buddy Holly Curse 10 Photos