An abandoned 1930s gas station turned bustling neighborhood park.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

This subtle Berkeley paving stone actually marks off a lawless tube of air that extends into space.

A remote crossroads honoring a fallen talent.

This remarkably simple jail went over a century without an escape.

Humboldt's human-powered sculptures race across land and sea for days on end in a wacky quest for dominance.

Home of what was the largest hydraulic mine in the world, producing gold and the first diamonds in the U.S.

Dentist's hated concrete colossi are now beloved icons of the community.

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

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

These lush groves of fan palms rise up like oases out of southern California's Colorado Desert.

A 19th-century cabin built into a hollowed-out Sequoia tree.

Odd stone and concrete monuments in the "Poet of the Sierras" eclectic folly garden.

This vintage car parts store is also a museum devoted to a squat little gem of automotive history.

A humble garage, world-famous for being the epicenter of a technology revolution.

This mysterious series of teeny guerrilla installations sheds a whimsical light on street art in Oakland.

The home of one of California's most important horticulturalists wilts amidst a lovely park.

This rock formation named for its unique shape is one of many that call the Alabama Hills home.

A celebration of once forgotten materials.

This stately structure has been abandoned for half a century.

The Mighty Wurlitzer organ continues to belt out the tunes at downtown El Segundo's historic home for silent and classic movies.

The remnants of a failed socialist commune can still be found just off a California highway.

A rough granite monument marks the spot where Europeans first caught sight of the San Francisco Bay.

Experience the "opulence, grace, and grandeur of Eureka's most famous Victorian Inn."