Geometry and mystery come together in an epic show of octagonal masonry.

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

These medieval skyscrapers dominate the skyline of this small Tuscan town.

This medieval mountain town is also known as the "Village of Streams."

Romans built the world's tallest artificial waterfall in 271 BC.

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

A magnificent Neogothic tomb hides within this Italian fairytale-like forest.

A 16th-century horror show built in a lovely Italian garden.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

Gigantic mosaic sculptures of the figures on Tarot cards fill this colorful Tuscan garden.

Geothermal waterfalls in Tuscany.

The world's most important buildings shrunk to a tiny size.

A whimsical bridge adorned with decorative dragons.

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.

This brightly-colored chapel is a contemporary jewel standing in the middle of a La Morra vineyard.

A stunning medieval castle houses this eclectic, interactive tribute to all things wine.

This sword isn't waiting for a king to pull it out. It was placed there by a saint.

These gutted monastery ruins still stand proudly in the middle of the Italian countryside.