A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

Stairs often replace streets on the steep slopes of this old mining town.

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

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

This spectacular track has run continuously since 1882.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

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

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

This outsider art paradise is filled with dinosaur sculptures crafted from recycled machinery.

The fifth-longest natural arch in the world, and the longest outside China.

This gallery of prehistoric red ochre art lines the wall of a scenic segment in Utah's San Rafael Swell.

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

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

A tunnel with windows, so you don't miss out on the impressive views.

The unusual patterns in this rock formation result from two distinct modes of weathering.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

Some of the Old West's most notorious outlaws frequented this mining town.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

An homage to everyone's favorite prehistoric cartoon family.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

Don't blink or you'll miss it.