A basement full of treasures lies beneath this inn that has worn many hats throughout its 140+ years.

An art collective teaching the more fiery, metal-y art forms.

The remnants of an early automobile route across shifting sand dunes can still be found in the deserts of Southern California.

The oldest standing structure in downtown San Diego.

These cinderblock farmhouses were actually World War II radar stations in disguise.

The first all glass and steel residence in the United States.

Guarded by the Angel of Grief, the Stanford family tomb attracts an odd mix of halloween revelry and somber contemplation.

Museum dedicated to the preservation of surf culture.

This bakery sits on the site of the Black Panther Party's first headquarters.

Where the alchemists dream of transmuting base metal into gold was actually achieved.

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

Educational foundation that teaches the powers of fourth dimensional physical properties.

A former hardware store near Yerba Buena is the official home of California's history.

It is locally loved and ridiculed for literally looking like poop.

60 feet of towering steel balances gracefully.

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

Once the fastest ship from San Francisco to Tahiti, the Galilee now lays in pieces in three different cities.

Sojourn to the past at this residence teeming with 1950s memorabilia.

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

The last of a gourmet supermarket chain, this store helped spark California's Food Revolution.

Concrete strongholds stand guard over the Golden Gate.

This municipal playground was co-created by the father of one of the most playful characters ever.

Of all the origin stories for weed's secret code, this one likely has the goods.

A Romanesque sanctuary of calm amid the bustle of downtown Los Angeles.