Legend says a giant, venomous spider once dwelled within this Polish church.

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

This symbol of Polish heritage survived the occupation during World War II, hidden in plain sight.

Built to transport German U-boats through the never-completed Masurian Canal, the locks near this Polish village are now home to a rope course.

The shattered remains of the world's once tallest structure.

A miniatures park with a model of Wolf's Lair as it looked during World War II.

An impressive monument to Poland's independence.

The manor house where the Polish composer spent childhood summer holidays is now a museum and concert hall.

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

This unique railroad museum secretly contains the history of Poland rebuilding itself from the inside-out.

The first, and perhaps only, monument dedicated to Wikipedia.

The final resting place of the last "gypsy king" of Poland.

The relics are stored in a silver reliquary, where they can be seen through glass.

The giant metal fruit was once the symbol of a large farm.

A cluster of headless, armless sculptures looms within a popular Polish park.

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

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

An open-air museum of 18th-century homes and churches transported from various villages in Southern Poland.

Hundreds of notes give thanks to the patron saint of lost causes.

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

This hilltop ruin is of the hundreds of stone columns built in tribute to the first German chancellor.

A stone in Wolin, Poland, marks the possible location of a legendary Viking fortress.

The biggest exposition of dental equipement in Europe. And a Mummy.

On this Polish road, an optical illusion makes cars seem to roll uphill.