These paved rills bring freshwater into Altstadt and could spell wedding bells for whoever stumbles into the waters.

This incredible stone temple is a monument to death, victory, and fantasy architecture.

The "Prussian Versailles" that is as glorious today as when it was built.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

An ornate plague column – built to celebrate life – claimed the lives of numerous artisans during its construction.

An enormous and lavish Gothic church in Czechia.

Enormous sandstone towers loom within a Czech forest.

This automated sculpture of two men peeing will spell out text messages with their micturition.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Macabre astrological automaton clock dating to the late 1400s.

A church of bones, decorated with 40,000 human skeletons.

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

Relive a Polish uprising via an enormous, century-old cyclorama.

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.

This fairytale medieval church in Poland originally spent centuries in Norway.

A 90-ton, gravity-defiant steam locomotive shoots for the skies in this bizarrely beautiful public artwork.

What was once an underground Nazi city is now Europe's largest bat reserve.

This centuries-old wooden wonder was built in less than a year and is one of Europe's largest timber-framed churches.

The traditional Polish croissant, folded 81 times into the shape of a horseshoe, is a legally protected cultural treat.

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

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