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

Despite its name, this route in southern Utah offers a heavenly day trip.

Legends surround this jagged rock formation in the New Mexico desert.

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

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

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

A house carved into a rock in the 1940s.

This "little gallery in the middle of nowhere" is housed in a 170-year-old horse barn in the Missouri Ozarks.

Where the author wrote her beloved "Little House" books.

A mythical bird etched into the face of a rock doubles as the mascot for a nearby school.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Erosion and time have created a naturally-formed water park.

In the St. Francois Mountains in the Ozarks at 1,772 feet above sea level, Taum Sauk Mountain is the highest (and possibly oldest) peak in Missouri.

A subterranean haunt where wine and homemade biscottis are always on the menu.

Giant granite rocks standing end-to-end like a train of circus elephants.

An extensive collection of fine art devoted to man's best friend.

The first rural cemetery west of the Mississippi is home to the elaborate tombs of St. Louis' local beer barons.

Less a museum than a bizarre fantasy world created by artists and engineers.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

This Taoist temple is the oldest continuously used Chinese temple in California.

A vertically floating hemlock controls the waves and weather at Crater Lake.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.