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

The blinking light atop the iconic landmark has been sending secret messages for decades.

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

The final resting place of the Emperor of the United States and Protector of Mexico.

These two monoliths have stood at the entrance to the neighborhood since the days it was called "Hollywoodland."

Its dark depths conceal millions of rare, delicate crystal formations.

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

A rough granite monument marks the spot where Europeans first caught sight of the San Francisco Bay.

An expansive and intricately restored mansion remains from over a century ago--and so do its ghosts.

One of the best collections of antique printing machinery in the world.

The first AIDS memorial chapel in San Francisco and one of only a few in the U.S.

A classically inspired temple in Redwood City.

This enormous World War II relic is one of the largest wooden structures in the world.

The artwork that Italians felt California didn't deserve.

"Prepare yourself! You are to become the voice of Interplanetary Parliament."

The first life claimed by this record-breaking peak wasn't lost to exposure or a fall but rather lightning.

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

An art supply shop holds the secrets of this quiet neighborhood's raucous Barbary Coast past.

NASA's leading space science lab started by a co-founder with deep ties to the occult.

This abandoned motel doesn't welcome guests anymore, but decay and a creepy atmosphere still call it home.

Hand-crafted tributes to a stray cat named "Room 8" now cover this LA elementary school.

North America's largest accredited model railroad museum.

This graveyard is the eternal home of the residents of a vanished California town.

A masterpiece in Golden Gate Park by virtue of the artist’s debt.