These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

Delicate Wurlitzers, creepy clowns, and The Noid all share space in this insane explosion of kitsch history.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

This little museum in the town where zombies were born celebrates the living dead.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

Huge masonic hall in Philadelphia with lavishly themed rooms.