An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

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

Come for the speed, leave in love with the desert.

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

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

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

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

A sculpture for the sun and stars, created by Nancy Holt.

A small flooded ghost town with a few scattered structures remaining.

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

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

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

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

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

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

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.

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

A remote sandstone plateau named for a legendary cattle rustler.

A unique arch graces the Dolores River Canyon near the Hanging Flume.

A mural of the Virgin of Guadalupe painted on the rock wall by canyon's religious namesake.

One of the few surviving Panama Canal steam shovels stands outside a tiny Colorado mining museum.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.