The world's oldest bookshop still in operation.

The only thing sweeter than the potatoes is the canine proprietor of this roadside stall.

This National Natural Landmark is one of the best examples of a “mass wasting” in the world.

The stunningly blue waters of these beautiful caves also have a violent past.

An enormous sinkhole that local lore attributes to the anger of the Virgin Mary.

Italy's only urban waterfall has enchanted artists and travelers for centuries.

This caldera was once associated with the Etruscan god of the underworld.

A rambling museum which honors the beauty in everyday objects.

The remains of an ancient Roman city are hidden underneath Bologna's beautiful public library.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

A masterpiece of modern architecture that caused quite a stir in Paris, recreated in Bologna half a century later.

Destroyed numerous times, this centuries-old bridge has always been rebuilt with its original design.

In this nearly 1,000-year-old monastery, monks painstakingly restore old books.

The origins of a large, medieval castle are shrouded in mystery, but now it's a delightful garden.

One of the oldest libraries in the world is still operating and contains the oldest existing document in the Italian language.

Sleep amongst an abundance of art from the modern era.

Hidden in a high mountain cave, this hermitage dates back to the ninth century.

This medieval city gate is now a blend of the past and the modern world.

This grand manse has been transformed into a museum devoted to one of the founders of Fantastic Realism.

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

This museum promotes informed contraception by documenting its often secret past.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Macabre museum devoted to historical Viennese murders.