Eons old volcanic activity created one of the most stunning rock formations in the United States.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This frequently-photographed waterfall takes only a short hike to visit.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

This woodland architectural installation acts as a camera obscura for the heavens.

Less a museum than a bizarre fantasy world created by artists and engineers.

The second oldest continuously operating bar in Louisiana.

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

A museum dedicated to the history and exploration of both popular music and science fiction.

The angel of death appears to weep black tears at this grave marker.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

The intriguing personal collection of a professional demon-chaser.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

One of only two commuter aerial tramways in the United States.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.