This sanguine boulevard was named after a deadly cowboy bar fight.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

Bootleggers ran booze beneath this building before (and after) Route 66 appeared beside it.

The eroded core of an ancient volcano is now accessible by a short hike.

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

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

These free-roaming horses were once destined to disappear from the land.

What is the Thing?

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

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

A stealthy Apache hideaway that became the haunting site of a mass grave.

Dramatic river bend surrounds a natural red-rocked pedestal.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

The former home of the army detachment that captured Geronimo.

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

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

A blast of nostalgia awaits visitors to this miniature indoor raceway.

Fans of vintage Vegas, kitsch, and toy pony-based gambling now flock to a casino called The D.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

A planet-hunting astrograph built in the 1920s to seek out the so-called "Planet X" beyond Uranus.

The oldest tofu shop in the United States is a firm favorite with locals.

Definitely not a clown bar.

The art and history of the velvet painting are on full display in this Los Angeles museum.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.