Outposts of this restaurant chain were shaped like jaunty chapeaus.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

A man-made island in scenic San Francisco Bay.

Storybook cottage in Beverly Hills was once the site of 1920s silent film studio, affectionately known as "The Witch's House."

This stockpile of junked electronic and mechanical gadgets is a favorite among Hollywood prop masters.

No one’s quite sure why there's a metal megaphone bolted on two rocks in the middle of the Mojave Desert.

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

This old mining town, deep in the California desert, has a year-round population of one.

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

The miraculous hydrant that saved the Mission District in 1906.

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.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

San Francisco's oldest operating hotel, with a Victorian atmosphere and a "haunted" fourth floor.

The remains of a 12th-century chapter house in Golden Gate Park.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

"Only the devil could play golf here."

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

The fossilized remains of ancient California redwoods.