Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

The site of murders and Satanic cult gatherings.

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

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

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.

Erroneously called the world's tallest flagpole, this landmark is devoted to "good neighborliness."

Burping, gurgling geothermal mud pots by the Salton Sea.

The so-called "Bridge of Thighs" in Palm Springs allows nudists to discreetly cross the road.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.

The sea once considered an ecological wasteland is now called "crown jewel of avian biodiversity" by scientists.

A museum dedicated to a sea that should have never been.

This mysterious petroglyph evokes the ancient swastika symbol but was later vandalized with the more troublesome Nazi one.

This simple highway curve has become a comedic pilgrimage site.

The ghostly remains of an accidental sea.

Along a California highway is a kind of Jurassic Park made of metal.

This historic tower in the California desert promises visitors a "vortex of good vibes".

Catch a glimpse of the elusive Peninsular bighorns right off of the desert freeway.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

A world-class observatory in the California desert.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

This large collection of tiny things revels in the art of fine machinery well made.

A large sculptural artwork and garden in Escondido, California.

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

A Biblically-based Natural History Museum.