James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

These markers are used to determine the ground stability of the Strip.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

Fans of vintage Vegas, kitsch, and toy pony-based gambling now flock to a casino called The D.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

A piece of the iconic wall found an unlikely new home in a Vegas bathroom.

An exotic wildlife habitat right off The Strip.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Nevada's largest cactus collection stands outside a candy mogul's small factory.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

Apartment building was once posh playground to the Hollywood elite.

Instead of hoofing it up steep stairs, residents can hitch a ride on this private lift.

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

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.

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

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.

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 opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

Dozens of feral felines rule a segment of Hollywood's only graveyard.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.