This 19th-century church is now a popular roller rink.

A multimedia experience that chronicles the atrocities of racism.

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

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

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

This ultra-modern home clings to the slope of the Hollywood Hills on a precarious stilt.

The largest permanent Monopoly board makes one of the longest games even bigger.

This glamorous old building is said to have inspired the Tower of Terror.

Most famous work of one of Frank Lloyd Wright's sons.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

A meditative space out of a fantasy story.

A hotel and restaurant serving as the mecca of kitsch.

One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

Towering basalt columns, a creation of fire and ice.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

Olfactory delights in San Francisco's Botanical Gardens.

A museum befitting the city responsible for supplying the majority of the world's LSD.

A one-of-a-kind collection of a unique medium.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.