The sun acts as a key that only fits this giant keyhole twice a year.

A shape-shifting buy-sell-trade bookstore, born to Beatnik Era spirit.

A music-filled, booze-soaked oasis in the desert.

Pay your respects to a folk-punk legend.

Bits and pieces from the ill-fated Donner Party's winter cabins.

Celebrating the transformation of trash into objects of beauty.

Over 315,000 preserved amphibians and reptiles in jars.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

Because there's no place like home.

While exploring the desert, you can stop by the home of a fictional heretic from a parallel universe.

A vast city of the dead, where the deceased outnumber the living by more than a million.

Where there's quartz, there must be gold. Thus is the story of the mines of Julian, and the titillating times of the Gold Rush.

Adolph Sutro's little-known, geographically inaccurate, deprecated monument.

A deserted hodgepodge of experimental structures designed by nearby university students.

Nuclear waste dump site now an environmental sanctuary.

This Pringle-shaped ledge makes for the perfect photo op.

A Mysterious Masonic tomb in San Luis Obispo.

Contemporary art inspired by natural history and science drawing on ancient techniques in a modern world.

The site of a classic series of Laurel and Hardy pratfalls.

The quiet canyon has a tumultuous history involving a doomsday cult.

A promotional sun clock on the site of San Francisco's great raceway.

A little barn in the middle of the city preserving Hollywood treasures since 1985.

Stroll the grounds built by murder, suicide, and dirty oil money at one of Hollywood's most filmed mansions.

This hilltop park offers magnificent views and a Frank Lloyd Wright masterpiece.