A ghost town that held steady longer than most, but finally gave up the ghost.

An Ancestral Puebloan ruin that appears to burst into flames in the sunlight.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

A Mars simulation in the southern Utah desert.

This ancient cave is home to a museum, bar, and is filled with fluorescent minerals.

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

This ghost town was once a cult-like religious utopian settlement.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

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

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

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

Dig for your own trilobites in this goldmine of invertebrates.

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

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

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

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

A house carved into a rock in the 1940s.

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

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