A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

Along a California highway is a kind of Jurassic Park made of metal.

"The Hoppiest Place in the World" holds the world’s largest collection of bunny memorabilia and is a singular testament of a couple's devotion to all things Leporidae.

Ancient human, animal, and geometric figures drawn in the earth.

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

This old mining town, deep in the California desert, has a year-round population of one.

A Mysterious Masonic tomb in San Luis Obispo.

A playground built by the kids that is a child's wonderland, and a helicopter parent's nightmare.

The "3rd largest" city in California is an empty mirage of suburbia in the middle of nowhere.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

The location of the last stand of Charles Manson's doomsday cult.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

The mysterious round rocks of Schooner Gulch.

A nursery specializing in strange and beautiful succulents and cacti.

A house built from trash known as the poor man's Hearst Castle.

The haunting ruins of Jack London's dream house.

World's largest collection devoted to one fruit.

Half of a house.

The ruins of the castle that chemicals built.

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

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

A popular tourist cave with a dark past.

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