A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

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

A former utopian healing center created by a huckster and built by derelicts.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

The unbelievably opulent home built for an infamous newspaperman.

One of the ghostly stops along Route 66.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

The ghost town that ended up on Ebay.

Abandoned bridge hidden deep in the San Gabriel Mountains.

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

"Looks so real, it's scary!"

World-famous, Pink's still manages to keep its prized cult fetish status.

A castle that was built stone by stone by an eccentric journalist.

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

A library of rare occult books in Los Angeles.

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

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

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

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

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.

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