The blinking light atop the iconic landmark has been sending secret messages for decades.

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.

This glamorous old building is said to have inspired the Tower of Terror.

The hotel room where Janis Joplin tragically died has now become a makeshift shrine to the singer.

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

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

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

A common entry point to the Griffith Observatory trail holds its own wonders.

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

This vintage car parts store is also a museum devoted to a squat little gem of automotive history.

A mass grave for victims of an airline disaster that led to much-needed safety improvements for commercial flights.

A couple turned their front yard into an artistic masterpiece.

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

A stealthy Apache hideaway that became the haunting site of a mass grave.

A memorial to the firefighters who died in an industrial disaster is housed in a small public park.

This monster board rode a monster wave to break two world records.

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