Commonly referred to as the most photographed Victorian home in the United States.

Half of a house.

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

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Located on 420 acres in the high desert, this spiritual center is dedicated to the "science of the future."

Floating man-made island and upscale restaurant.

Acres of natural wonders left behind by a socialite-turned-gardener.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

"Only the devil could play golf here."

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

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

The abandoned personal amusement park of the King of Pop.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

Named after a bandit and the star of several Hollywood prehistoric landscapes, these sandstone formations are a historical part of the Los Angeles natural landscape.

An essential stop before plundering, BYO Cutlass.

Olfactory delights in San Francisco's Botanical Gardens.

One of the most unusual geological features, recognizable from a dozen hit movies.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Home to the "Circus" trees created by Axel Erlandson.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.