An artsy hidden staircase leads to breathtaking views of San Francisco.

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

Ruins of a historic medical facility sits eerily by the water.

This picturesque Victorian ghost town was once a thriving mill community.

Inside a state forest, the forgotten remains of a Cold War defensive installation.

This recreation of a 19th-century dime museum is full of oddities.

Arlington Cemetery exhibit dedicated to death and grieving.

Beautiful views of the surrounding hills and birds of prey can be found at this sanctuary.

Home of the only civilian casualty at the Battle of Gettysburg.

This shrine dedicated to the Virgin Mary is also a tribute from a mother to her fallen son.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

The aggressively banal name of this underground fortress of bureaucracy does little to evoke its truly surreal existence.

According to local myth this cemetery is half evil spirits, half good—split down the middle.

Where the "World Pinball Champion” is crowned.

Within this beautiful Pittsburgh cemetery, a unique headstone bears witness to one man's eternal love for Jaws.

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

A glittering Thai Buddhist temple in suburban Pennsylvania.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.

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

A layered tribute to the work of mosaicist Isaiah Zagar.

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

A planned settlement in Pennsylvania once housed the aristocratic refugees of the French Revolution.