A pair of giant stone heads represent the ancient Roman saints beheaded here.

A little sculpture with a large wardrobe.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

This unique Renaissance castle was turned into a home for Nazi occultism.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

This monument to those fallen in the World Wars is accompanied by a U-boat that Germany bought for a Deutsche Mark.

The world's first and only three-segment bascule bridge folds up into the shape of a capital "N" to let boat traffic through.

Thousands of well-dressed mummies below a monastery.

Behind medieval walls in a corner of bustling Palermo is a breathtaking former mosque once inhabited by a wolf-taming hermit.

This triumphal 16th-century arched gateway leads to the oldest street in Palermo.

This skeletal, unfinished Gothic church once housed a miraculous masterpiece by Raphael.

This futuristic German television spire is actually the world's largest digital clock.

Twisted buildings adorn the banks of the Rhine river.

The largest of Denmark's seven mysterious round churches stands on an island in the Baltic Sea.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Thousands of flowers create enchanting pink tunnels over the city streets.

This temple to the sturm and drang of Richard Wagner contains a dragon's cave and reptile zoo full of living "dragons."

A ruined castle stands atop a hill surrounded by dragon lore.