This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

The top of a giant mesa, just outside of Amarillo, appears to float in the sky above.

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

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

America's largest man-made forest was planted in an effort to bring back the past.

An experimental, automotive replica of Stonehenge.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

You’ve heard of bookworms, but this small sculpture at a university library may be the world’s first bookbee.

More than a century after her death, Little Gracie Watson remains one of Savannah's most often-visited residents.

An eerie smiling woman looms above the granite tombstones.

"X" marks the spot of an echo chamber in the middle of a plaza.

This haunting tombstone comes complete with a heartbreaking story of love and loss.

This kitschy tavern is also home to rare early editions of "Treasure Island."

This quirky curiosity shop takes its cues from the world's bazaars.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

A trading post in the North Pole where children send letters.

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

The site of the "Bone Wars" between two rival paleontologists during the dinosaur rush of the 19th century.

One man's love for East Coast diner culture brought an entire eatery all the way from New Jersey to Colorado.

There are eight natural springs around town, each with a slightly different taste.