Abandoned in 2009, this once popular resort destination now stands frozen in time.

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

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

Abandoned anti-ballistic missile base.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

Once the largest winery in the world, this castle-like building now sits abandoned on the San Pablo/San Francisco Bay shore.

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.

A strange house built only at night, with rumored mystic inspiration.

Secret Manor, a house full of legends, the least of which is the haunting of long-deceased ladies of pleasure.

One of the ghostly stops along Route 66.

The liveliest ghost town in the state.

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

Elephant seals and sea lions have turned the abandoned buildings on this island into their endangered love shack.

Built by the inventor of the radio, this abandoned hotel has housed early radio employees, military men, and a dangerous cult.

This old mining town, deep in the California desert, has a year-round population of one.

Once a place of peaceful repose, this sanitarium now faces an uncertain future.

Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.

Before it was abandoned and left to rust alongside the road, this riverboat starred in a John Wayne movie.

An abandoned Cold War missile radar site.

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

This stately structure has been abandoned for half a century.