The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.

Native Americans built this circle of stones, which was used to predict astronomical events.

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

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

The largest island on the great salt lake is home to curious creatures and strange stories.

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

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

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

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

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

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

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

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

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

An inconspicuous footbridge beloved by San Diego locals.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

A regular looking rock with an unbelievable history.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.