A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

On the edge of the Valles Caldera National Preserve, these rock formations create an eerie landscape.

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

When life gave this firefighter a forest fire, he made a rough-hewn sculpture park using a chainsaw.

Giant origami sculptures tucked into desert scenery beckon passers-by to explore further.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

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

A futuristic temple of light uses prisms and rainbows to create an atmosphere of peace.

A performance hall at the American Jewish University moonlights as a sci-fi film location set.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

A series of labyrinths in the Nevada desert inspire meditation and calmness.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

Hiding amid the largest camellia collection in the country lies a charming children's maze, donated by a secret admirer.

Named after a bandit and the star of several Hollywood prehistoric landscapes, these sandstone formations are a historical part of the Los Angeles natural landscape.

Commonly referred to as the most photographed Victorian home in the United States.

An optical illusion found amid a logged redwood forest.

A grove of "candelabra redwoods" deep in California's Lost Coast.

This massive redwood tree has a hole in the base big enough to drive through.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

Explore more than 130,000 new and used books in the "world's largest outdoor bookstore."