Climb to the top of this spiritual tower, and you'll be rewarded with spectacular views.

This old train trestle and collapsed tunnel once allowed the railroad to negotiate the steep slopes of the Colorado Rockies.

Jurassic Park—A Still Life.

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

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.

This UFO landing strip was created by a charitable Wyoming city that was worried about residents of Jupiter.

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.

The unusual patterns in this rock formation result from two distinct modes of weathering.

Historic, 19th-century wagon wheel ruts cut into soft volcanic ash.

This granite monument at the site of an ill-conceived tourist attraction is built from the same stone as the Mormon Temple.

An enormous image of Utah's salt flats made entirely from tape.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

This giant ice cream cone is the last remaining icon of a Salt Lake City staple.

Largest man-made excavation on earth!

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

A replica that won't float away.

One of the American Southwest's most extensive collections of Navajo rock art.

This geothermal hot spring hides beneath a slowly growing mineral dome.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

The highest peak in Utah is the hardest to reach, but only if explorers choose the hard way.

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

This lava formation earned its whimsical name from the log-like formation of it stones.

An empty mine that some believe will suddenly be filled with fortune and treasures at the end of the world.

Rippling sand dunes frozen in the Arizona rock.