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

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

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

First a root beer ad, then a golf course clubhouse, and finally a massive teapot.

This California artist's front yard acts as a gallery for his unique, scrap metal animal sculptures.

In an odd geographic anomaly this city borders two different states on opposite sides of town.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

This claimant to the title of "smallest church in the 48 states" doubles as an equally tiny, quasi-post office.

The highest point in Maryland is only accessible by hiking through another state.

Spectacular mineral formations fill these caves, which have been used for everything from smoking meat to stashing illicit liquor.

In 1869, Swiss and German immigrants settled in this small town in the mountains of West Virginia.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

This historic furnace was once used to produce cannonballs during the Civil War.

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

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

This university transit system is a 1970s vision of the future.

The brainchild of Eleanor Roosevelt, her "Little Village" was a collectivist dream.

A well-preserved relic of the industrial age steel and iron works that dotted West Virginia.

This beautiful stone arch bridge wasn't even expected to stand for one day, but people have been crossing it for centuries.

Pennsylvania's highest point is spotted with boulders which were pushed to the surface by nothing but cold.

Don't get it twisted: This is the oldest pretzel bakery in the United States.

These unique rock formations were created during the Ice Age.