Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

Abandoned bridge hidden deep in the San Gabriel Mountains.

The ghost town that ended up on Ebay.

Canyon walls shrouded in ferns.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

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

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

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

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

Venue for strange sideshow displays and musical acts.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

A modern day curiosity cabinet.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

Gift shop offering toe tags and chalk body beach towels tucked into a coroner's office.

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

Furniture tries to escape an abandoned building in San Francisco.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

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

A 140-year-old castle with underground caves hidden in San Francisco.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.