A hidden subterranean installation offers a view of the sky.

Fourteen curious and controversial white bunnies sit in a circle near Newport Beach City Hall.

A bigger-than-life pun that has become a beacon of altruism.

This shop and studio is dedicated to the art of the book, from letterpress to bookbinding.

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

Acres of natural wonders left behind by a socialite-turned-gardener.

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

With the touch of a button, you can read a randomly selected short story.

The so-called "Statue of Liberty of Los Angeles" is on a one mutant mission to keep L.A. weird.

A multimedia experience that chronicles the atrocities of racism.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

San Francisco Bay's ghost town.

Beautiful Victorian buildings from L.A.'s forgotten architectural past.

World's oldest operating science fiction and fantasy club, once home to Ray Bradbury and L. Ron Hubbard.

The neighborhood shop is a sort of tiny cactus museum full of exotic specimens you can take home.

No matter what it might seem like on film, most scenes filmed on a plane are filmed at this LA studio.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

One of the ghostly stops along Route 66.

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

Travelers exchange letters with woodland creatures at this mini post office.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

Small museum packed with artifacts recovered by the man rumored to be the real-life inspiration for Indiana Jones.