Machinery left over from California's once thriving mercury industry now attracts artists and explorers.

Colorful Native American paintings are hidden within this small cavern.

A watering hole where the options for seating include a bar, patio, or subterranean cave.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

The California capital city once stood 10 feet lower than it does today.

This (occupied) house is 10 feet wide and full of spite.

The most beautiful Taco Bell in the world even has surfboard parking.

The show's fictional Korean medical camp was created in the Santa Monica hills.

A free, public museum dedicated to the fascinating science of sight.

This museum looks at the history of one of America's most famous prisons and most beloved albums.

Hidden in the back of a disused small town hotel is a dive bar shellacked with over a million pennies.

An abandoned Cold War missile radar site.

A small medical museum with a recreated doctor's office.

An amazing collection of fantastic reptiles, amphibians, spiders, and insects.

A master of deception, Harry Houdini's greatest trick may have been living in two places at once.

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

A tribute to the life and work of the beloved "Peanuts" cartoonist.

An "anarchical" no man's land, complete with garbage sculptures and a hobo-run "Landfillian Library."

An antique store houses the last operational diner from the defunct department store chain.

This infamous prison has a store where you can buy goods crafted by incarcerated people.

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

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

No one's quite sure why there's a metal megaphone bolted on two rocks in the middle of the Mojave Desert.

Handmade treasures from around the world.