A study of Fascist era Art Deco design in Italy.

This skeletal, unfinished Gothic church once housed a miraculous masterpiece by Raphael.

Every inch of this chapel is covered in craftsmanship from across the world.

Behind medieval walls in a corner of bustling Palermo is a breathtaking former mosque once inhabited by a wolf-taming hermit.

Cave shrine on Monte Pellegrino.

Thousands of well-dressed mummies below a monastery.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

During World War II, this rice mill became a Nazi concentration camp.

Shimmering sea-colored mosaics and Jesus statues cover this opulent building.

An abandoned train station in Munich constructed for the 1972 Olympic games.

This century-old cinema house has a marquee that has been hand painted by a single man for over 25 years.

A fearsome dragon clings to a corner of Munich's city hall.

The footprint of a frustrated devil in Munich's Cathedral.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

A 90-ton, gravity-defiant steam locomotive shoots for the skies in this bizarrely beautiful public artwork.

A collection of old neon signs from all over Poland line a secluded courtyard.

A striking public sculpture representing the period of martial law in Communist Poland.

The silly symbol for an underground protest group is now scattered around the city.

Modern art commemorates one of the first military actions of World War II.

This Communist-era residential block is one of the longest residential building in Europe.

A merchant court dedicated to the fictitious King Arthur is heavily adorned with bizarre Renaissance art.

These rare statues are one of the few remaining material witnesses to Old Prussian culture.

This antique thermometer honors the creator of the first universal temperature scale.