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

The overgrown ruins of a once thriving World War I-era copper mine.

Oldest building in California still in use.

This beautiful ridge-top trail is dotted by tiny homes apparently built by a group of itinerant fairies.

This stately structure has been abandoned for half a century.

Everyone remembers Laurie Strode from Halloween, but this is the house where most of the blood was shed.

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

Nancy Thompson's Home from "A Nightmare on Elm Street."

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

Medical and zoological curiosities for sale.

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

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

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

A macabre tour of Hollywood’s deadly history.

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

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

Sojourn to the past at this residence teeming with 1950s memorabilia.

Abandoned bridge hidden deep in the San Gabriel Mountains.

Some of the most unusual (and in some cases, disgusting) flavors of soda imaginable.

Once the central jail for Los Angeles, this building housed inmates like Al Capone, those arrested from the Zoot Suit and Watts Riots, and individuals imprisoned for their sexuality.

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.

This California tree is the single source of the state's entire orange industry.

An amazing example of Federal-period architecture, truly unique to this region of the state.