On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

A Wild West jailhouse that slid down the mountainside.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

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

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

One of the final grand railway depot hotel complexes is slowly being restored to its former glory.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

A bizarre house filled with an astounding array of collections.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

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

Take a drunken tour inside the world's largest known geode.

Captain America, Sub-Mariner, and the Human Torch were all born in this art deco Manhattan masterpiece.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

A giant open-air sculpture made of over 200 full-sized boats.

This burger joint is named after everyone's favorite carnival prize and is adorned with a giant one over the door.

A single handprint, which, according to Ohio State University legend, cannot be scrubbed off.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Mausoleums, astronomy, and animatronic dinosaurs at this memorial to an assassinated American president.

A monument to a Native American leader who was known for never breaking a promise and met his end after signing a deal with white settlers.

The spectacular collection of one of the world's best woodcarvers.

Remnants of 19th century vigilante justice.

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