This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

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.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

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

In which a local geological marvel becomes a quaint roadside attraction.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

The oldest surviving botanic garden in the United States.

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

This might just be the TARDIS of bookstores.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

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

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

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

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

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

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

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

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

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

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