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

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

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

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

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

A line of disused military bunkers built to defend against Nazi invasion lies hidden on the outskirts of the city.

A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

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

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

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

Modern art commemorates one of the first military actions of World War II.

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

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

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

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

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Tiny communists hammer away on the Olomouc Astronomical Clock.

A gorgeous stone viaduct crosses over a bucolic valley.

The 700-year-old fortress was the site of Count Orlok's castle in "Nosferatu."

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

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

A World War II torpedo launch station abandoned off the Polish coast.

The largest fountain in Bratislava.

While this monument tile is shrouded in mystery it also marks the end of the longest ever human chain.