3,000 market stands in five former Zeppelin hangars.

This small condiment museum makes all manner of mustards with a 200-year-old mill.

The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The most visited, and possibly most controversial, museum in Germany.

Tourists often confuse this beautifully ornate former cigarette factory for a mosque.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

The last king of Poland was interred in this church nearly 200 years after his death.

An artificial date palm stands as a memorial to Warsaw's Jewish community.

In the summer, the area around this sculpture transforms into a vibrant concert venue.

These 18th-century paintings of Warsaw were used to reconstruct the city after World War II.

This enormous 32-foot painting depicts Poland's greatest medieval battle in glorious detail.

This grubby wall is said to be one of the Earth's esoteric energy centers.

Relive a Polish uprising via an enormous, century-old cyclorama.

While the U.S. and Soviet Union were engaged in a space race, Poland built a UFO on the ground.

This towering statue of Jesus provided internet to the surrounding area.

In the center of Wrocław's old meat market stands a somber tribute to the city's livestock.

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

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

This oddly beautiful water cistern is a techno-temple to the wet stuff and a multimedia masterpiece.

The largest toy museum in Poland showcases Europe's history of childhood.

This fairytale medieval church in Poland originally spent centuries in Norway.

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