Where Venice's gondolas go for a tune-up.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

A domed disco abandoned since the '70s now attracts artists and explorers under its unique roof.

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

This museum is rotten with a century of wax medical deformities.

Renaissance villa and gardens complete with a tormented colossus.

Overlooked amid the tourist bustle of Florence, this museum is dedicated to the craft of stone inlay.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Medieval torture techniques with a modern conscience.

Contains some of the world's more disturbing wax anatomical models.

The giant skeleton sculpture is surprisingly well-traveled.

This 16th-century monastery has been turned into a surrealist architecture compound.

Stumbling upon this whimsical wooded garden is like stepping into an enchanted forest full of philosophical musings.

This picturesque Umbrian city has a subterranean side that has long remained hidden.

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

Water and windows define this defensive Italian well.

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 medieval fountain lined with 99 unique stone faces whose origins and meaning remain unknown.

Largest necropolis in the Mediterranean.

This abandoned Brutalist treehouse is a hidden architectural relic.

This historic recreationist school churns out warriors that may very well have had a fighting chance in Rome's pits of the day.