A plaque and memorabilia collection mark where A&W got its start.

A 1920s speakeasy that had rum runners racing up and down the shores of California.

A giant chess set, minus the psychedelic drug trip.

Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

Haunting and beautiful trees, doomed to die.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

An iconic location along the Los Angeles River where countless movie scenes are filmed.

Radioactivity still cause for concern at this urban explorer's paradise.

The most beautiful Taco Bell in the world even has surfboard parking.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

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

The hidden jewel of Disneyland: a members only playground for the Disney elite.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

A giant donut stands as a popular symbol of Los Angeles iconography.

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

World War II-era Nazi compound nestled in the Santa Monica hills.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.