Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

Three wildly colorful calderas top this otherworldly volcano chain.

The largest lake in the Faroe Islands seems to be held hundreds of feet above sea level thanks to an optical illusion.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

This half-finished "city of toys" was almost Italy's own Las Vegas.

The Wonder Road aka Doobie Lane, a mile-long strip of dirt road filled with folk art.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.

A popular rock that acted as a waymarker for American pioneers.

A sculpture for the sun and stars, created by Nancy Holt.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

Singing sand that stands as the final remains of an ancient lake.

Michael Heizer's masterwork in the Nevada Basin.