A museum of anything and everything Stooge.

Once on display alongside a giant Gumby, it’s as tall as a nine-story building when fully extended.

Its vintage camera collection gives a snapshot of the past as viewed through a photographic lens.

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

A hidden piece of Altoona's railroad history in a long-forgotten abandoned town.

The home of possibly the least-loved U.S. president stands as a sort of unpopular Monticello.

This secluded walking trail is a hidden gem of a Pittsburgh park.

A pyramid commemorates the birthplace of James Buchanan, the 15th president of the United States

A quirky collection of outsider art made from automobile parts.

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

The graffitied ruins stand hidden within the Pennsylvania woods.

A museum and research center dedicated to preserving the history of Rolls-Royce and Bentley motorcars.

Locals call this magical moss-covered walkway the "Emerald Path."

Alexander Hamilton’s creation caused quite a bit of controversy.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

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

One of the oldest Catholic churches in the U.S., situated just east of Gettysburg.

This small and serene place for quiet reflection on Staten Island was built in China based on the gardens of the Ming Dynasty.

A farm in New Jersey grew a most unusual crop for AT&T's testing purposes.

The first dish to bounce radio signals off the Moon, it was the forerunner to the U.S. Space Program.

Where the embers of the Big Bang were first detected.

The creek where a shark wreaked terror upon New Jersey, and served as the inspiration for "Jaws."

The remains of an old sawmill, gristmill and the surrounding industry dating back to the 18th century.

The site of one of history's most indelible and horrific tragedies.