Once a place of peaceful repose, this sanitarium now faces an uncertain future.

A Mysterious Masonic tomb in San Luis Obispo.

The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

The location of the last stand of Charles Manson's doomsday cult.

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

The house where Good Will Hunting was written is a surreal fairytale abode.

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

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

A cozy bookstore is tucked within an old gold mine shaft beneath the cafe and ice cream shop.

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

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

Los Angeles's oldest cemetery allows visitors to trace the history of this proud city.

"The Hoppiest Place in the World" holds the world’s largest collection of bunny memorabilia and is a singular testament of a couple's devotion to all things Leporidae.

Gold Rush-era tombstones line the park's paths.

An extensive collection of ancient Egyptian artifacts and mummies.

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

An expansive book store, art gallery, and curio shop with wares ranging from tarot cards to novelty socks.

Julia Morgan's Moorish-Gothic labyrinth of fountains, trees, natural light and Oakland's notable dead.

A fashion designer's dazzling world of Japanese collectibles is hidden in a warehouse downtown.

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

One of the ghostly stops along Route 66.

The restored and active Victorian-era final resting place of San Francisco.

A shrine to a skeleton saint in the city of angels.