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

An enormous artwork that colorfully celebrates over 150 years of US military achievements.

The oldest lighthouse on America's west coast no longer needs keepers, yet they maintain the site anyhow.

About 80% of all U.S. avocados are descendants of Rudolph Hass's glorious tree.

In the days before HD projectors and IMAX, some of the most powerful projectors belonged to planetariums.

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

A massive ultra-modern church presents a science-fiction view of Catholicism's inclusive future.

This mountaintop beacon is only lit three times a year but shines like some kind of all-seeing eye.

The Giant Lemon of Lemon Grove.

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

Elephant seals and sea lions have turned the abandoned buildings on this island into their endangered love shack.

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

A celebration of once forgotten materials.

A pier that used to act as a busy ferry dock is now a decaying favorite of local fisherman and urban artists.

Offering commanding views of the California coastline, this restaurant was a hub for the artists and bohemians of Big Sur.

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

Oakland's beautiful monumental cemetery.

California's oldest wind harp represents a historic piece of America's Danish history.

Space program, pneumatics and more, bits and pieces, for movie sets or the common man.

A free, public museum dedicated to the fascinating science of sight.

The only visible piece of San Francisco's most famous shipwreck.

Abortion, prohibition, religion, war, and fear all play a part in the history of this idiosyncratic Pacifica castle.

The world's first permanently occupied mountain-top observatory continues to report on the stars.

The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."