This hidden collection of everyday objects illustrates life within communist Poland.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

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

A floundering Polish shipyard was once the soul of the Solidarity movement that capsized communism.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

A statue honors the children who fought Nazis in Poland.

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

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

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

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

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

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

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

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

A 20th-century picture show in 3-D.

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.

The site of the first battle of World War II.

Real bones which are said to have belonged to a Polish dragon.

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

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

An underground city of salt.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.