A Bicycle Path in the Sky.

The mysterious, untimely death of a Canned Heat band member still haunts this unfinished home.

Wheels of chrome by the thousands adorn this California Historical Landmark.

This subtle Berkeley paving stone actually marks off a lawless tube of air that extends into space.

An abandoned Cold War missile radar site.

One of the only known surviving coconut palm trees in the entire state.

A remote crossroads honoring a fallen talent.

If you dial the number in this abandoned office window "Sam Spade’s" secretary will ask you to leave a message.

This former boomtown "island" is now submerged below Folsom Lake.

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

Seven ceramic sculptures are scattered around this California college campus.

These subterranean storage areas hold emergency water reserves.

One of the first skyscrapers in Santa Monica, and a famous getaway for the Hollywood elite of then and now.

The world's most famous donkey lives in this pen.

The first U.S. town to secede from the Union, only to vote themselves right back in.

This whimsical seashell-shaped place of worship was designed to blend into its surroundings.

The black lab that was voted mayor of a California town is forever remembered by a life-size statue.

This concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

This stockpile of junked electronic and mechanical gadgets is a favorite among Hollywood prop masters.

San Francisco's first World's Fair, dedicated to the wonders of California.

The cluster of boulders near Fort Irwin is covered in military insignia.

Mediums from a psychic utopian community lead a trippy VR journey on a parked desert bus.

The only parking meter in the entire town, it is surrounded by 100 free spaces.

A monumental cross hides in the trees in Golden Gate Park.