This colorful West Virginia cowboy greets passersby with a glassy stare.

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

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

A bronze sculpture honors the 12 black students who attended the first integrated public high school in the segregated South.

This improbable contraption was passed down through five generations of industrious Tennesseans.

The only nuclear weapon assembly and disassembly plant in the U.S.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

The Grand Canyon of Texas.

A pair of giant legs paying homage to a poem, a king, and it would seem, socks.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

A time-capsule monument reminding future generations of the importance of efficient and effective use of natural resources.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

The oldest continuously occupied public building in the United States.

This bird-shaped rock formation defies gravity, time, and classification.

Some 2,000 carvings show this rare desert spring has been an oasis for travelers for over a thousand years.

A stealthy Apache hideaway that became the haunting site of a mass grave.

Crafted in 1911, this steam locomotive spent its entire working life in Flagstaff.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

Ancient pueblos built into the base of a natural canyon wall.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

More than 21,000 images fill this overlooked gem of a prehistoric site.

This irregularly shaped sea fortress has defended not one but three different sovereign states.