A statue honors the children who fought Nazis in Poland.

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

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

Once a giant gingerbread factory, this space now hosts exhibits and workshops on the historic treat.

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

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

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

This fairytale inspired, warped building houses restaurants, shops, and a radio station.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

A huge wooden clock that is so beautiful its creator was forcibly blinded.

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

An abandoned Nazi explosives plant founded by the inventor of dynamite is now an underground museum.

This 700-year-old structure is one of the most unique architectural and historic monuments in Gdańsk.

The world’s narrowest house makes for an awkward, four-foot-wide living space.

Poland's oldest surviving university building holds a wealth of historic science instruments including some used by Copernicus.

This man-made mound monument was built out of soil from all across the Polish empire.

Communism's topsy-turvy effect on Poland has been brought to life in this wacky tourist trap.

Naturally formed rock city in Poland.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

This uber-quaint Polish village is known for its habit of painting elaborate floral motifs on just about everything.

The site of the first battle of World War II.

A fairytale Gothic castle steeped in Nazi treasure conspiracy theories.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.