Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A one-of-a-kind collection of a unique medium.

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

One man's homage to the sun continues to grow like a glass fractal.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

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

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

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

This print shop boasts one of the largest pinball arcades in San Francisco.

Visible below the waves are memorials to the city's Gold Rush dead.

The only theatre in the world constructed specifically for sound movement.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

An abandoned desert hamlet swallowed up by sand.

An abandoned railroad tunnel is now filled with bioluminescent bugs.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.