A large sculptural artwork and garden in Escondido, California.

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

A small sculpture garden that provides a microcosmic representation of California.

This park is home to well over 100 handmade birdhouses.

Oldest building in California still in use.

The final resting place of the songwriter who penned “Take Me Out To The Ball Game."

At least seven hues of blue and turquoise make this freshwater lagoon unique.

This jagged colossus of a building is mostly held together by an enormous concrete exoskeleton.

Known as the "Hobbit Houses," these storybook homes look like they're straight out of the Shire.

This park is home to California's first oil boomtown, with structures that have stood for more than a century.

Thousands of turbines whir at the origin of North American wind power.

Where a railroad loops under or over itself to rise or drop more than 70 feet in a short distance.

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

The "Kill Bill Church" was transformed into a place of worship after a long Hollywood history.

Abandoned hotel with adjacent lake and golf course.

The "3rd largest" city in California is an empty mirage of suburbia in the middle of nowhere.

Salt is slowly eating away this abandoned saltworks town in the desert.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

The rocks in this arid basin leave trails of movement behind them.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

An abandoned Jazz Age dream home and con man's hideout in Death Valley.

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

This rock formation named for its unique shape is one of many that call the Alabama Hills home.

The hundreds of movies and television shows shot in this high desert town are commemorated in a unique museum.