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

A military vehicle collection, showcasing how war transportation advanced from horse drawn artillery to self propelled cannons.

Perhaps the most unique of any Frank Gehry design for one simple reason: Gehry himself actually lives here.

On a quiet suburban street stands a peculiarly decorated house covered in mosaics.

Rainbow-hued local gem in Venice.

America's most famous piece of self-built architecture.

Two groundbreaking brothers from Pasadena.

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

The largest collection of two headed animals in the world.

World's largest collection of serial killer artwork and other macabre exhibits.

Rippling sand dunes frozen in the Arizona rock.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

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

An L.A. traffic island where the faces of locals have been carved into massive granite eggs.

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

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

Three vintage horses survived a 1976 inferno and found a home on a sister carousel.

This traditional garden in the San Fernando Valley doubled for Star Fleet Academy, and is irrigated entirely by wastewater.

An increasingly eccentric apartment building, topped with winged beasties.

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

This serene oasis in an affluent Los Angeles neighborhood holds some of Gandhi's ashes and got Elvis into Eastern Philosophy.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.