Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

Early prototype for Frank Lloyd Wright's Guggenheim.

The hidden jewel of Disneyland: a members only playground for the Disney elite.

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.

Dive bar built out of the remains of a whaling ship.

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

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

Inside an old airplane hangar, friends and strangers alike play on a massive trampoline.

"Only the devil could play golf here."

Bonsai garden in Oakland is curated by the first non-Japanese female bonsai master in the United States.

Half of a house.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

A monument to the love people have for their pets.

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

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

An overlooked and unassuming engineering marvel.

An expansive book store, art gallery, and curio shop with wares ranging from tarot cards to novelty socks.

An extensive collection of ancient Egyptian artifacts and mummies.

The stones that traveled from Spain to eventually become a holy place for San Francisco's nature worshippers.

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

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.