Don't bother sending any mail to this ghost town.

Here, visitors can swing with the waves of the Pacific Ocean.

This 19th-century museum inside of a lighthouse is only accessible during low tide.

A non-native grove of 241 redwoods in Southern California.

The San Andreas Fault spectacularly offsets this creek.

Downieville's largest Gold Rush structure still standing has one of the longest bars in California.

This historic aviation building is now a museum owned and operated by Disney.

A B-17 bomber stands as a memorial to the residents of Tulare County who served in World War II.

This fully intact Neoclassical-Greek Revival style firehouse operated until 1938.

In the country around Buttonwillow, California, a marker commemorates a revealing moment in the story of a water colony from the fictional Kcymaerxthaere that sought independence.

"The only replacement for a DC-3 is another DC-3."

Where decommissioned airplanes and helicopters go to become part of Hollywood.

Two pillars set 10 paces apart commemorate the "last notable American duel."

"You don't need a rocket scientist to build a steam engine, but we've got one." -Museum docent on the credentials of a restoration volunteer.

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

French prisoners carved these boats from the bones of their meat rations.

Nestled in Coachella Valley, this museum transports guests from the Mesozoic Era, to the land of Egyptian kings.

A mysterious monument covered in a binary code marks the heart of tech.

The beautiful behemoth is one of the largest trees of its kind in the United States.

This unique graffiti art from the 1940s has become a staple of this local landscape in the remote California desert.

A museum dedicated to restoring vintage aircraft, located at a working airport.

Working mining and drilling equipment demonstrate 150 years of energy history.

An old whaling station now serves to give the public a look at the commercial whaling industry, no longer a part of Monterey's economy.

These colossal desert barcodes have been fine-tuning spy satellites for decades.