This desert oddity hides in plain sight thanks to a cartographic error and a desert explorer with a punny sense of humor.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

The mysterious round rocks of Schooner Gulch.

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

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

This Pringle-shaped ledge makes for the perfect photo op.

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

An abandoned, unfinished mansion on grounds strewn with lava rocks.

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

No one's quite sure why there's a metal megaphone bolted on two rocks in the middle of the Mojave Desert.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

An inconspicuous footbridge beloved by San Diego locals.

The site of murders and Satanic cult gatherings.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

One of the most unusual geological features, recognizable from a dozen hit movies.

A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

A regular looking rock with an unbelievable history.

Explore 10 acres of environmental sculptures.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

A hand-built folk art installation covered with messages of God's love.