The final resting place of a space program monolith.

Come face to face with the ferocious visage of the serpent-headed mother goddess of the Aztecs.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

A museum in the former home of Marxist revolutionary Leon Trotsky.

Frida Kahlo's childhood home, now a museum of her life and works.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

A surreal, Gaudi-inspired play space near an Anaheim community center.

Oldest building in California still in use.

A macabre tour of Hollywood’s deadly history.

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

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

San Diego's most historic and haunted home.

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

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

This grand mansion has starred in everything from Bones to Buffy.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

World's largest collection of serial killer artwork and other macabre exhibits.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.