An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.

In the remote high desert of New Mexico, a strange array of poles beckon fury from above.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

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.

See massive fossils that are over 200 million years old in northeastern Arizona.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

One man has installed bathtubs into the Utah desert floor to harness the powers of a natural hot spring.

Dramatic river bend surrounds a natural red-rocked pedestal.

Giant pinnacles in the sun-scorched lands of Southern Utah have been nicknamed "white ghosts."

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

This reclusive Hopi village in Arizona has been continuously populated longer than anywhere else in America.

Most-visited and most-photographed slot canyon in the American Southwest.

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

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

16,500-acre ranch filled with American heritage, geological wonders, and a giant pile of tires is the crown jewel of an intriguing tug-of-war.

A clear blue swimming hole with hidden caves, still unexplored.

"I did this all while you were watching TV."

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

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

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

A sprawling collection of over 106,000 toys from around the world.

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

The remains of the dam that unleashed a 15-foot wall of water on Denver.