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

Burping, gurgling geothermal mud pots by the Salton Sea.

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

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

Legend says one of the world's largest marine geysers is actually a whale that got wedged within the rocks.

A meditative space out of a fantasy story.

The Hopi-style structure was built by the man who discovered Desert Hot Springs' famous mineral water.

Nestled in Coachella Valley, this museum transports guests from the Mesozoic Era, to the land of Egyptian kings.

Explore 10 acres of environmental sculptures.

A black and white painted wall creates an optical illusion in the California desert.

A home base for Judy Chicago, one of America's leading radical feminist artists.

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

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

This former shopping outlet is now adorned with beautiful graffiti and murals.

This massive geographical sculpture is so subtle, it's possible to pass by it without noticing.

In this roadside "community for the small," abandoned toys gain new lives.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Huge otherworldly domed rocks on the shore of a deadly lake.

Since World War II people have been decorating this stretch of the Yuma desert with signatures arranged out of rocks.

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

Nearly 300,000 acres of wildlife, natural splendor, and a hidden ghost town have been designated a national monument.

Dramatic river bend surrounds a natural red-rocked pedestal.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.