This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

This one-time health resort was used by aristocrats around the world.

A miniature train-ride through Slovenia's largest cave system.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

The site of the first battle of World War II.

A floundering Polish shipyard was once the soul of the Solidarity movement that capsized communism.

A World War II torpedo launch station abandoned off the Polish coast.

This open-air museum was originally a World War II testing ground for German missiles and rockets.

This Communist-era residential block is one of the longest residential building in Europe.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

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

This abandoned Slovenian military barracks has become a punky-political art squat.

A whimsical bridge adorned with decorative dragons.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

Physicist’s epitaph provides final confirmation to a career of turmoil.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Baroque celebration of the end of the Great Plague of Vienna.

The resting place for anonymous victims of the Danube's dark waters.

Macabre museum devoted to historical Viennese murders.

Legends surround an ancient tree trunk riddled with nails for good luck.

An underground city of salt.