This Buffalo museum hides an Art Deco gas station designed by Frank Lloyd Wright.

Museum dedicated to the struggles of the disabled.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

Century-old shop, specializing in Occult products.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

An Irish Memorial commemorating those who perished due to potato blight.

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

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

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.

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

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

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

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.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

This extensive nuclear fallout shelter built from 42 school buses could house 500 people in its tunnels.

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

A rock maze opens up to a panoramic viewpoint at an abandoned mine full of ghost stories.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

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

This park contains a number of standing stones meant to heal and inspire.

These strikingly barren, rolling red hills were caused by bad farming practices.