Pinterest Facebook Twitter Email Allegheny Arsenal Explosion 02:34 What caused the tragic explosion at the PA arsenal during the Civil War? From: Mysteries at the Museum and Reagan's Limousine and Keely’s Motor Similar Topics: History Travel's Best Related Videos Century Inn Presidential Stay 02:07 Amazing Robot From 1928 Draws 02:34 Secrets of Einstein's Brain 02:04 The Real Rocky 03:09 Liberty Bell Refuge 01:24 Fun in Historic Philadelphia 02:19 Audubon's Mysterious Bird 02:42 The Original Siamese Twins 02:59 More Videos Million-Dollar Nickel 02:58 Vampire Killing Kit 02:54 Don Explains: PA Daily Numbers 00:33 A Deadly Bank Robbery 02:18 Kidnapping by Bicycle Pete 02:15 A Life-Saving Vaccine 02:47 Cannibalism in the Arctic 03:54 Brilliant Lottery Scam 04:13 Lottery Fraud 03:34 See Shrunken Human Heads 04:00 Deadly Legionnaires' Disease 03:45 Theremin's Amazing Invention 01:13 Inside Capone's Haunted Cell 02:37 Remembering Charles Dickens 02:13 Too Heartbreaking to Bear 02:31 A Nearly Tragic Tale 02:51 We Recommend South Dakota's Must-See Attractions 16 Photos 50 of the Most Charming Small Towns in America 50 Photos The World's Best River Cruises 11 Photos Haunted Hotels 10 Photos 50 States, 50 Landmarks 50 Photos 17 BIG Texas Attractions 17 Photos
