A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

The first American department store, and home to the largest operating musical instrument in the world.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

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 meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

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

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

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

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

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

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

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

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

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

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A toxic ghost town sitting atop a massive coal fire.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

A layered tribute to the work of mosaicist Isaiah Zagar.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

World's first "penitentiary," meant to be humane, drove men insane.