The highest bridge in America was built for an almost unnervingly small amount of money.

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

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

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

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

A late-19th century diversion canal built by hand crosses Bryce Canyon National Park and is still in use.

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

This balancing rock is one of Utah's most unusual geological formations.

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

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

At this gas station in the middle of the desert, a convenience store has been carved directly into the rock.

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

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

This gallery of prehistoric red ochre art lines the wall of a scenic segment in Utah's San Rafael Swell.

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

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

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

This quiet park's strange sedimentary spires were named after Kodak's color film.

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.

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."

A house carved into a rock in the 1940s.