This former hub for crafty philosophers was founded by a writer who died aboard the infamous RMS Lusitania.

The last funhouse of its kind, where guests enter through the mouth of an 80-year-old blue whale.

Built in 1917, this building is home to the last working spring-loaded dance floor in Utah.

The actor best known for slapstick comedy is memorialized in his home town.

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

Originally a cemetery, this city park remains speckled with a handful of scattered gravestones.

Could it have picked a better place to land?

A once-groundbreaking power plant turned into a hotel and mini-museum of archeological and geological wonders.

A statue honoring 44 continuous years of greeting passing ships.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

This angular brutalist playground turns playtime into modern art time.

Dubbed the "Blade Runner dragon," this buzzing neon sign is a beloved local icon.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

Hundreds of protractors affixed to surfaces all over the city.

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

An abandoned stretch of highway, deteriorating next to the operational one.

The Home and murder site of the witch of Rehmeyers Hollow.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

This unique crypt designed by Frank Lloyd Wright for his longtime friend was not completed in either man's lifetime.

A museum commemorating the Donora Smog, which killed 20 people in October 1948 and sparked national outrage over air pollution.

Each step is a mere four inches tall, said to be measured by the stride of a woman wearing a hobble skirt.

A preserved 18th century homestead in Western Pennsylvania marks the spot where the Whiskey Rebellion began.

One man's real life disfigurement inspired a lasting local legend surrounding an eerie tunnel.

Berkeley Springs State Park boasts the nation's only monument commemorating presidential bathing.