The ruins of the castle that chemicals built.

A large instrument played by the wind.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

Megachurch turned Catholic church comprised of 10,000 glass panes.

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

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

The fossilized remains of ancient California redwoods.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Mexican food and folk art.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

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

"Only the devil could play golf here."

A promotional sun clock on the site of San Francisco's great raceway.

The unedited photograph called "Bliss" has graced the screens of over a billion computers.

This stunning sea creature-shaped home blends into the landscape like a fantasy villa.

The most unique castle in all of Southern California, entirely constructed from repurposed materials.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

The liveliest ghost town in the state.

Gold Rush-era tombstones line the park's paths.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

An optical illusion found amid a logged redwood forest.

Los Angeles's oldest cemetery allows visitors to trace the history of this proud city.

The famous animator's private station house and man-cave was the birthplace of imagineering.

Named after a bandit and the star of several Hollywood prehistoric landscapes, these sandstone formations are a historical part of the Los Angeles natural landscape.