Oldest building in California still in use.

Neoclassical Revival mansion and set of horror cult classic Phantasm.

This former stomping grounds of the most eminent astronomers of the early 20th century.

Get up close to emus and ostriches, or buy their tasty meat.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

A shape-shifting buy-sell-trade bookstore, born to Beatnik Era spirit.

This Oakland fairytale kingdom, fiercely devoted to childlike whimsy, was an early inspiration for Disneyland.

A man-made island in scenic San Francisco Bay.

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

The remains of a 12th-century chapter house in Golden Gate Park.

A tribute to the life and work of the beloved "Peanuts" cartoonist.

A working model of the entire San Francisco Bay and much of the Sacramento River Delta, complete with regular tides that change every 14 minutes.

Celebrating the transformation of trash into objects of beauty.

A vast city of the dead, where the deceased outnumber the living by more than a million.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

The mysterious round rocks of Schooner Gulch.

Golden Gate Park's historic collection of plants.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

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

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

The fossilized remains of ancient California redwoods.

This turn of the century masterpiece has a mysterious goaty interloper.

The haunting ruins of Jack London's dream house.

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