A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

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

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

A local prank turned town icon.

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

This elaborate towering structure was once famed for its revolutionary height.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

An outlandish shoe shaped house built by an eccentric millionaire.

There aren't too many operational funiculars around, but Pittsburgh has two!

Yo, Adrian!

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

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

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

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

A toxic ghost town sitting atop a massive coal fire.

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

The world’s first penitentiary, meant to be humane, drove men insane.

Intricate, eye-catching, award-winning rubber sculptures liven up this Pennsylvania town.

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

This historic lighthouse was well known for the large number of women who served as its keeper.

The oldest farmer's market in America is so ancient it was approved by the King of England.

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

These unique rock formations were created during the Ice Age.