There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

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

An iconic location along the Los Angeles River where countless movie scenes are filmed.

These two monoliths have stood at the entrance to the neighborhood since the days it was called "Hollywoodland."

Space program, pneumatics and more, bits and pieces, for movie sets or the common man.

A Cold War site complete with rusty structures, hiking trails, and beautiful views.

This rare tortoise skeleton has been hanging around the downtown Los Angeles museum for over a century.

Rare collectibles from automated musical instruments to 250 unique automobiles.

A visionary, futuristic sculpture in Los Angeles that never met its extraterrestrial potential.

Outposts of this restaurant chain were shaped like jaunty chapeaus.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

Because there's no place like home.

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 stockpile of junked electronic and mechanical gadgets is a favorite among Hollywood prop masters.

The ruins of the movie ranch owned by actor and stuntman Ray "Crash" Corrigan.

A 1950s Googie burger stand is now a Los Angeles landmark.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

The site of a classic series of Laurel and Hardy pratfalls.

Where the line between entertainment and aerospace blurs.

This forgotten Frank Lloyd Wright house is an architectural marvel at the end of a sleepy residential street.

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

L.A.'s oldest operating bowling alley is a beautifully restored homage to its speakeasy days.

The famous animator's private station house and man-cave was the birthplace of imagineering.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.