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

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

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

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

Dramatic river bend surrounds a natural red-rocked pedestal.

These mid-century motels once housed the workers who built the Glen Canyon Dam.

In the heart of Brigham Young's promised land sits a festering plot of industrial ruin that has been claimed by society's outcasts.

A little-known hot spring haven right below the highway.

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

The remains of this early 20th century refinery loom on a mountainside like a graffiti-covered fortress.

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

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

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

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

Metal water storage tank turned ethereal concert hall.

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

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

Colorado's only true geyser is hidden within the San Juan National Forest.

An eclectic collection of artifacts from the Wild West is preserved in a remote fictional pioneer town.

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

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

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

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