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

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

Stuck in the arcade of Casa Isolani are three arrows of mysterious origins.

This building features dozens of faces along its facade, although one is a bit chilling.

A beloved local artist has been honored with this statue of a man emerging from a toilet.

A diverse collection of wax, bone, papier-maché and mummified relics.

Once known for its horse-powered knife sharpening, this 200-year-old shop offers an array of blades and hard-to-find culinary tools.

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

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

This zoological museum began as the first great curiosity cabinet.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

An amazing collection of wax anatomical models and terratological models.

The mummified relic of St. Catherine sits forever on a golden throne.

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

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

An extraordinary collection of 18th century anatomical waxworks.

A huge musical instrument played by the ocean.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

A portable, wooden replica (minus the hyphen) of Hamburg’s iconic crooked coffee shop.

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

The final resting place of many of Germany's most famous communists.

A traditional U-Bahn station in Berlin gets a string of rather untraditional benches.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

Known simply as "The Hand," this famous public sculpture in Berlin was featured in a Depeche Mode music video.