Thousands of crosses and markers for soldiers who lost their lives in Iraq and Afghanistan blanket a California hillside.

Cows on a ranch are commonplace, scattered cow bones everywhere? Not so much.

The haunting ruins of Jack London's dream house.

California's own majestic geyser is powered by a subterranean volcano.

This historic California cemetery holds the bodies of veterans of both the Civil War and the Donner Party.

This mountaintop beacon is only lit three times a year but shines like some kind of all-seeing eye.

A veteran Disney animator turned his gift for storytelling to a museum devoted to his love of a California city.

The former Naval shipyard is open for exploring - mostly.

The oldest Naval cemetery on the West Coast.

Junkbots and mud babies are the masterpieces in this fantastically sci-fi art museum.

The perfect spot for a picnic, right next to a giant ballistic missile.

The unedited photograph called "Bliss" has graced the screens of over a billion computers.

The remains of a deserted steamboat sit rusting beside an old ferry pier and an abandoned train platform.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

The timepiece that exonerated a labor radical accused of a parade bombing that killed ten people.

Come for the records, stay for the retro pinball machines.

A historic hotel in an old California railroad town with a rowdy reputation.

A popular tourist cave with a dark past.

A ruined hotel with an unlucky history and an eerie present.

Wheels of chrome by the thousands adorn this California Historical Landmark.

The oldest orange tree in California spawned a generation of citrus farmers.

Giant jewel-toned statues fill the grounds of this Cambodian Buddhist temple in California.

This fully intact Neoclassical-Greek Revival style firehouse operated until 1938.

California's oldest existing theater building hosted an impressive cast of celebrities, including hosting Mark Twain's first lecture.