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

Legend says train robbers stashed their gold within the depths of this unusual cave.

The world's largest military aircraft cemetery.

A reproduction of earth's many biomes.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

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

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

Ancient pueblos built into the base of a natural canyon wall.