Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

The haunting ruins of Jack London's dream house.

World's largest collection devoted to one fruit.

Built by the inventor of the radio, this abandoned hotel has housed early radio employees, military men, and a dangerous cult.

The ruins of the castle that chemicals built.

This stunning sea creature-shaped home blends into the landscape like a fantasy villa.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

A popular tourist cave with a dark past.

This impressive tunnel was dug entirely by hand over the course of 36 years.

Megachurch turned Catholic church comprised of 10,000 glass panes.

The fossilized remains of ancient California redwoods.

Mexican food and folk art.

A little barn in the middle of the city preserving Hollywood treasures since 1985.

An increasingly eccentric apartment building, topped with winged beasties.

A ruined hotel with an unlucky history and an eerie present.

The most unique castle in all of Southern California, entirely constructed from repurposed materials.

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

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

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

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

Hidden above a drug store on a nondescript corner of Lincoln Heights is a private clubhouse for intrepid explorers.