Brussels' favorite peeing boy has a sister.

A little sculpture with a large wardrobe.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Climb inside an iron crystal magnified 165 billion times its normal size.

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

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

Macabre astrological automaton clock dating to the late 1400s.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

The yawning maw of this pagan visage is said to bite off the hands of liars.

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

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

A national collection of Communist-era musical posters.

The largest toy museum in Poland showcases Europe's history of childhood.

Polish luminaries and masterful folk art find sanctuary in this unique cemetery.

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

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

The site of the first battle of World War II.

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

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

This Polish cave has housed a dragon, a brothel, and an enduring legend.

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

An underground city of salt.