It's not common to be physically attacked when you're ghost hunting. It's even wilder to think that the attack might have come by the ghost of a famous gangster, but that's exactly what one investigator had happen when he was exploring an Illinois jail.
A woman who went back to her old home after death, another who walked into the Rock River and drowned because of sadness, and a man who killed a US President collectively make these homes three eerie places.