On the highest peak in the Harz Mountains, science and the occult faced off in a failed attempt to turn a goat into a boy.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

Napoleon's childhood home is now open for people to explore the beginnings of France's short general.

A beer pipeline runs beneath Bruges.

Despite the groans of archaeologists, this astounding groups of Bronze Age petroglyphs have been painted red for tourists.

The bizarre headgear looks like it was made for a fool, not a king.

This spectacular dome managed to survive after being bombed in World War II, in an event known as the "Miracle of Mosta."

Latvia's symbolic mountain-shaped national library is home to millions of cultural tomes.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

The small alleys in Lübeck's Old Town are a result of medieval urban sprawl.

Legendary site where an evil bishop was devoured by rodents.

The oldest housing complex in Riga is a mini timeline of architectural trends.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

A tiny church on a man-made island in the Adriatic.

This grand hydraulic installation has provided water for townspeople since the Middle Ages.

Made famous by "Star Wars," these troglodyte homes face an uncertain future.

Founded in 670, this ancient mosque is an architectural time portal.

The modern birthplace of Irish freedom.

Destroyed Serbian army headquarters sits half crumbled in a largely revitalized Belgrade.

A black cat protests the City Guild in Riga's Old Town.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

A small island dotted with old, historic Finnish buildings.

A statue erected in honor of the toadish nickname given to Jersey residents by the French.

This natural crater along the coast of Jersey may take its name from the devil statues who have watched over it.