At an isolated roadside rest area stands a monument marking where famous Western star Tom Mix died in 1940.

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

Limestone caves with spectacular showcase chambers.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

This southwestern historic site was designed and built by an artist who wanted his work to "feel at home."

One of the oldest Mexican restaurants in the United States air-dries its trademark beef in a dangling outdoor cage.

From working out of his garage to the James Beard semifinals, one Tucson baker has kept his fan base—and his grains—local.

The world's largest military aircraft cemetery.

The fading, forgotten remains of a once bright and booming factory.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

A rare wayfinding portmanteau of “Street” and “Avenue.”

The outcropping is graffitied with the name of the beloved musical Muppet television series.

Recycling meets art in this colorful barricade.

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

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Mysterious glowing orbs float through the desert night.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

An abandoned movie set in the desert of West Texas.

Ghost town with a beer-drinking goat for mayor.

This quirky outpost and gallery inside a former church is an unexpected trove of handcrafted art.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

This old abandoned sign flickers to announce a motel that isn't even there.