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

Humble beginnings for one of the world's most famous scientists.

Island wonderland for communist autocrats.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

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

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

The "dragon babies" of southeastern Europe.

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

A whimsical bridge adorned with decorative dragons.

This Croatian fairytale castle is slowly falling apart thanks to years of neglect.

Colorful concentric circles honor a small Croatian town's supposed spot at the nucleus of it all.

Trimmed trees grow alongside the graves like topiary tombstones.