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

Five candy-colored villages on the Italian Riviera.

This German version of Universal Studios holds a vault of treasures from the NeverEnding Story.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

A quirky bookstore hidden beneath a sea of whitewashed Greek villas.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

The fairy tale castle of the "fairy-tale king."

Europe’s oldest natural human mummy.

Nine centuries-old fortresses guard the walls of this medieval Romanian city.

Roman ruins top white travertine terraces formed by ancient hot springs.

Pilgrimage site for star-crossed lovers.

An incredible mosaic-lined monument said to have held the remains of an ancient Roman empress.

This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

This historic toy museum brings a little whimsy to a city not usually remembered for such things.

An interactive exhibition space dedicated to the kinetic sculptures of Swiss artist Jean Tinguely.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

Founded in 670, this ancient mosque is an architectural time portal.

A meteorite-bounded town in Bavaria.

A fairy tale castle in modern Rome.

The final resting place of the poets Shelley and Keats.

This unique Renaissance castle was turned into a home for Nazi occultism.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.