Rusty industrial city full of oxidized distillation towers.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

The ghost town that ended up on Ebay.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

The liveliest ghost town in the state.

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

Abandoned anti-ballistic missile base.

Abandoned hotel with adjacent lake and golf course.

The location of the last stand of Charles Manson's doomsday cult.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Version of the French Riviera destroyed by the sea.

The abandoned personal amusement park of the King of Pop.

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

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

A one-of-a-kind collection of a unique medium.

An expansive and intricately restored mansion remains from over a century ago--and so do its ghosts.

This California estate was either haunted by ghosts or the Marx brothers.