This extensive collection covers thousands of years of Polish military history.

This tower in a small Polish village uses the power of a sacred bell to ward off mischievous weather spirits.

In the midst of a living monument to Soviet social engineering, Polish Catholics built this church by hand.

One of the largest amphitheaters in Europe is a former Nazi German gathering place that still stands today.

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

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

This picturesque castle in Poland has a rich history, including a legend that ties it to lost Incan treasures.

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

In northeastern Poland, the ruins of a massive granary overlook the Narew River.

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

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

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

This 13th century Gothic brick castle is the largest in the world by surface area.

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.

Inside this Krakow church, an explosion of psychedelic color.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

This centuries-old wooden wonder was built in less than a year and is one of Europe's largest timber-framed churches.

A statue honors the children who fought Nazis in Poland.

Polish luminaries and masterful folk art find sanctuary in this unique cemetery.

At first glance, this area seems like just another city park, but the lush landscape hides a dark past.

Museum dedicated to "the man who moved the Earth."

These massive moving sand dunes have swallowed an entire village and are still on the run.

This sprawling concrete suburb of Kraków was designed by the Soviet Union as the model proletarian city.