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

This graffiti-covered bridge is the quintessential vision of a place for disillusioned youth to escape the complexities of burgeoning adulthood.

California's own majestic geyser is powered by a subterranean volcano.

The fossilized remains of ancient California redwoods.

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

The largest drain hole in the world.

Nursery with extensive collection of flesh-eating plants operated by the author of "The Savage Garden."

Home to the "Circus" trees created by Axel Erlandson.

The haunting ruins of Jack London's dream house.

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

At this California chicken ranch, four bucks will get you 18 eggs and a chorus of dancing animatronic poultry.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

This abandoned boat was left in place thanks to its rotting beauty.

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

Nuclear waste dump site now an environmental sanctuary.

Subterranean house made out of a grain silo, located in the Santa Cruz Mountains.

The rest of him lived another 61 years and was buried elsewhere.

The world's first permanently occupied mountain-top observatory continues to report on the stars.

A pair of pure white felines guard the entrance to a spot of California real estate established as an artist's haven.

The largest permanent Monopoly board makes one of the longest games even bigger.

A ruined hotel with an unlucky history and an eerie present.

A statue commemorate Tommie Smith and John Carlos's brave protest at the 1968 Olympics, a watershed moment for civil rights.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The headquarters of a secretive order is also a beautifully-designed park.