Forgotten and then destroyed by fire, this was once one of the largest saltwater swimming pools in the world.

The California capital city once stood 10 feet lower than it does today.

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.

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

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

This abandoned boat was left in place thanks to its rotting beauty.

Abandoned hotel with adjacent lake and golf course.

Abandoned Air Force base that has fallen into disrepair.

A Bicycle Path in the Sky.

This stockpile of junked electronic and mechanical gadgets is a favorite among Hollywood prop masters.

Over 315,000 preserved amphibians and reptiles in jars.

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

Before it was abandoned and left to rust alongside the road, this riverboat starred in a John Wayne movie.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

The rusting remains of the largest assembled WWII fleet on the West Coast.

Gorgeous purple flowers drape from the world's largest blossoming plant.

An abandoned Jazz Age dream home and con man's hideout in Death Valley.

Contemporary art inspired by natural history and science drawing on ancient techniques in a modern world.

A man-made island in scenic San Francisco Bay.

Arcadia is home to a haven for nature geeks and 80s TV lovers alike.

California's own majestic geyser is powered by a subterranean volcano.

Ancient human, animal, and geometric figures drawn in the earth.

The "3rd largest" city in California is an empty mirage of suburbia in the middle of nowhere.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.