Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

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.

Wild West history in Hollywood style.

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

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.

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

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

This hilltop park offers magnificent views and a Frank Lloyd Wright masterpiece.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

World-famous, Pink's still manages to keep its prized cult fetish status.

The private clubhouse for the members of the Academy of Magical Arts.

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

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

America's most famous piece of self-built architecture.

Resting place of Hollywood's immortals is also site of summer film screenings.

Sniff the Titan Arum's rotting flesh.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.