Pinterest Facebook Twitter Email Top 10 Attractions in Philly 03:14 Here's what to see when visiting Philadelphia -- the 'Cradle of Liberty.' Similar Topics: Travel Tips Travel's Best Related Videos Liberty Bell Refuge 01:24 Secrets of Einstein's Brain 02:04 Fun in Historic Philadelphia 02:19 Audubon's Mysterious Bird 02:42 The Original Siamese Twins 02:59 Amazing Robot From 1928 Draws 02:34 The Real Rocky 03:09 Million-Dollar Nickel 02:58 More Videos Century Inn Presidential Stay 02:07 Inside Capone's Haunted Cell 02:37 Remembering Charles Dickens 02:13 See Shrunken Human Heads 04:00 Deadly Legionnaires' Disease 03:45 Theremin's Amazing Invention 01:13 Vampire Killing Kit 02:54 Don Explains: PA Daily Numbers 00:33 Allegheny Arsenal Explosion 02:34 The Poison Squad 02:00 Discovery of Vulcanization 03:06 A Nearly Tragic Tale 02:51 Audubon's Masterpiece 04:28 Harnessing the Force 03:15 Too Heartbreaking to Bear 02:31 Visiting Philly's South Street 02:39 We Recommend Top 10 Vampire Destinations 10 Photos Top 10 Natural Wonders 10 Photos Top 10 Most Haunted Places Scariest Halloween Attractions 21 Photos Top 5 Spas in Palm Springs Top 10 Haunted Places in Baltimore 10 Photos
