This church on a Tohono O'Odham reservation has stood since 1797.

America's only nuclear missile silo open to the public.

Take a monster truck tour around an ostrich farm in the middle of the desert.

A kaleidoscope gallery and steampunk emporium named for a pioneering journalist.

A Wild West jailhouse that slid down the mountainside.

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

A spiritual vortex among the red rocks in Sedona.

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

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

Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

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

Nature has shaped this drainage tunnel into the digestive tract of a mighty beast.

Not your typical pet cemetery.

A house carved into a rock in the 1940s.

These tall, red sandstone pinnacles outside Moab are often forgotten amid their more famous neighbors.

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

A small oasis not far from downtown Moab.

This Moab institution functions as both a rock store and a small natural history museum.

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

Let Ouray’s tallest waterfall sweep your breath away on a dealer’s choice of scenic hikes.

A glimpse of a waterfall is reached by a steel catwalk along a slot canyon located in an Ouray city park.

A multicolored mineral mound dribbles piping hot spring water right off the side of a highway.