Strange red rock formations that have been attributed to a higher power for hundreds of years.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

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

This old selenite mine is dotted with tiny crystals that make it shimmer like it's covered in glitter.

See massive fossils that are over 200 million years old in northeastern Arizona.

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

This site is home to ancient petroglyphs and pictographs dating back to 6,000 B.C.

The location where the iconic movie character declared it was time to go home.

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

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

Oddly shaped rock formation, misassociated with a nearby utopian community.

A small oasis not far from downtown Moab.

An Ancestral Puebloan ruin that appears to burst into flames in the sunlight.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

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

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

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.

Come for the speed, leave in love with the desert.

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

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

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

A house carved into a rock in the 1940s.

This castle was once considered as an option for the Royal Family's alternate residence, but you may know it better from the 'X-Men' movie.