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.

This grand mansion has starred in everything from Bones to Buffy.

The last of its kind in the country.

Iconic Los Angeles residence famous for its 19 statues of Michelangelo's David.

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

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

A few iconic structures are all that remain of America’s first outdoor shopping mall.

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

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

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

Magical-looking cottages that inspired one of the most famous animated films ever.

Pay your respects to a folk-punk legend.

In the summer, the area around this sculpture transforms into a vibrant concert venue.

This sprawling concrete suburb of Kraków was designed by the Soviet Union as the model proletarian city.

The unsettling remnants of a torn down movie set lies nearby the ruined location of the actual Płaszów Labor Camp.

The site of the first battle of World War II.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

Sitting beneath an unremarkable residential building is a museum devoted to classic Pinball.

Budapest's Communist-era statues, banished to the suburbs.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.