The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

Books you don’t need in a place you can’t find.

Behind the Cowboy Hall of Fame is a burial ground for good horses and a famed rodeo bull.

The abandoned bathhouse is all that remains of the hot springs considered Florida's original tourist attraction.

North America's largest accredited model railroad museum.

The Giant Lemon of Lemon Grove.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

This historic tower in the California desert promises visitors a "vortex of good vibes".

Catch a glimpse of the elusive Peninsular bighorns right off of the desert freeway.

Semi-recognized center of the world, with many oddities.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

The world's largest military aircraft cemetery.

One of the world's largest telescopes, stares into the night sky with two huge mirrors.

Recycling meets art in this colorful barricade.

Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

In the middle of a desert subdivision, there is supposedly an impact crater site from Kcymaerxthaereal times.

A Prada store in the West Texas desert that is never open for business.

Museum mostly in name, and only a restaurant depending on the day, this place could only exist in Marfa.

A recreated Stonehenge stands in a country field, complete with Easter Island moai heads standing as sentries.

On a dusty county road sit the ruins of a ghost town's abandoned church.

The summer home of the largest colony of bats in the world.

Scale replica of China's ancient terracotta tomb warriors and Forbidden City are the side project of an eccentric millionaire.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

For 150 years one family has been producing the iconic hot sauce on a bayou island made of salt.