Tour Guide Nick Gilette discusses some of the features of Eastern State Penitentiary and how it was different than other prisons at the time.

Hint: it's America's most historic prison. Want to really get away from it all? I mean, everything and everyone, even if it's just for a day? Then, it's time to hit up one of the world's most ...

Eastern State Penitentiary had the most with 204,000 ... Read more about the most popular abandoned buildings in the world at Travel + Leisure.