An engineering marvel at the time of its construction, this cross-border waterway sought to connect the Black Sea to the Baltic.

Old cabin-like homes in a rural community untouched by time are known for their vibrant and colorful window shutters.

Catch a scenic view of Warsaw's Old Town from the top of a centuries-old dumping ground.

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.

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

This dazzling wooden church was constructed as part of an elaborate peace project after the Thirty Years' War.

An extensive network of secret tunnels was created for the Nazi project "Riese."

Gliwice Radio Tower, likely the tallest wooden structure in the world.

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

People in Poland have rallied to save this unnatural desert from being reclaimed by the forest.

The majority of the highest mountain in Poland is actually located in a different country.

An artificial hill and apparent calendric structure built in the Early Middle Ages immortalizes a legendary Polish princess.

Where visitors can play more than 150 retro arcade games.

A Soviet era flat that refused to conform to the dull gray standards.

Extremely famous in his native country, this Cracovian painter is all but unknown beyond Polish borders.

Down this Cracovian street resides a plaque with a stark message about the city's air pollution.

Remnants from a time before electricity.

Krakow's own version of the Hollywood Walk of Fame.

A statue commemorating a Polish dog who took his role as man's best friend very seriously.

A small granite monument marks where the borders of three countries meet.

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

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

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