10 Facts About the Ancient Aliens Guy Ancient Aliens Mysteries Share Most Recent The greatest snooker players of all time 4 great prison escapes from WWII 4 unbelievable commando missions from WWII Goulston Street graffito: Jack The Ripper's missing clue? More from HISTORY Goulston Street graffito: Jack The Ripper's missing clue? Is Jack The Ripper’s ‘Dear Boss’ letter genuine? Has Jack The Ripper’s identity been revealed? The Pascagoula Abduction: Did aliens kidnap two fishermen?