Four hundred granite steps were built into this massive rock by the National Park Service.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

A dwindling menagerie of anthropomorphic oil derrick animals still dot the barren California landscape.

This ramshackle ghost town is comprised of mining-era buildings collected from around the region.

A regular looking rock with an unbelievable history.

A music-filled, booze-soaked oasis in the desert.

An unreal vintage shop that wears its dadaist influence on its zombie fish.

Abandoned bridge hidden deep in the San Gabriel Mountains.

This beautiful ridge-top trail is dotted by tiny homes apparently built by a group of itinerant fairies.

Made famous by cable TV, this oddball collection of antiques and collectibles is a cut above the rest.

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

This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

This Chinese art gallery is hidden inside the Sunrider Corporation headquarters.

This hidden fire lookout offers spectacular views of Sequoia National Park.

This impressive tunnel was dug entirely by hand over the course of 36 years.

One of the last free public hot springs is decorated with hippie art.

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.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

The sea once considered an ecological wasteland is now called "crown jewel of avian biodiversity" by scientists.

This general store offers visitors a glimpse back into the 1930s.

A monument to a one-legged kidnapper, horse thief, and charlatan asks visitors to throw rocks in a pile.

Along a California highway is a kind of Jurassic Park made of metal.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.