This public space is speckled with the eerie remnants of a defunct amusement park.

The abandoned coal loading dock is a canvas for unsanctioned art.

This secluded walking trail is a hidden gem of a Pittsburgh park.

The graffitied ruins stand hidden within the Pennsylvania woods.

A field of nothing but boulders which resembles a giant's gravel driveway.

This huge, disused viaduct is now a crumbling concrete underworld of covered in years of graffiti.

Behold the rickety wooden glory of the world's oldest operating roller coaster.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

A park full of outsider art, created by college students studying outsider art.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.

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

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

A toxic ghost town sitting atop a massive coal fire.

A layered tribute to the work of mosaicist Isaiah Zagar.