Salt is slowly eating away this abandoned saltworks town in the desert.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

Machinery left over from California's once thriving mercury industry now attracts artists and explorers.

An abandoned car and strange wooden debris are among the scattered remains of the old sand and gravel quarry.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

A "haunted" landmark on the coast of Southern California.

A B&B on a Victorian lighthouse station in San Francisco Bay.

L.A.'s oldest operating bowling alley is a beautifully restored homage to its speakeasy days.

Legendary prop shop filled with one man's collection of scientific curiosities.

The restored and active Victorian-era final resting place of San Francisco.

Hidden above a drug store on a nondescript corner of Lincoln Heights is a private clubhouse for intrepid explorers.

This ultra-modern home clings to the slope of the Hollywood Hills on a precarious stilt.

Most famous work of one of Frank Lloyd Wright's sons.

This glamorous old building is said to have inspired the Tower of Terror.

A prohibition-style speakeasy takes up residence in the last Victorian residence in Hollywood.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

This shop specializes in oddities and Victorian-inspired wonders.

The legendary building that needed ghostly approval before being built.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.

This Old West prison built into the side of a cliff was said to be inescapable.

An Arizona museum with a collection of pharmaceutical oddities, including a jar of a gangster's chewed gum.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

When ecosystems collide in the arid Southwest.