On high feast days, the entire blue-glass front of this modern church opens up to reveal the small wooden church inside.

A plaque marks the former home of Käthe Paulus, an aerial acrobat who invented the modern folding parachute.

The world's most elegant power lines.

This Late Gothic building that once housed Erasmus is now known as the filming location of "Suspiria."

During the heyday of fishing in Hastings, there were more than 100 of these storage facilities.

Oddly enough, a pair of Wolfs funded the construction of this Little Red Riding Hood sculpture.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

Countless grotesque faces stare out from this eerie Prague art wall.

This plaque marks the former home of one of the first women physicians in the Netherlands.

First founded in 1472, this is the oldest bank in the world. Its history may explain why we call financial institutions "banks."

A thought-provoking outdoor art installation sits in the seat of German law.

Carved fountains poignantly placed in parks and in front of special monuments.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

History is on display in this hall, which has served as the seat of city government for centuries.

On a cornerstone of the City Museum is the head of a monstrous serpent stolen from an Aztec pyramid 400 years ago.

The skeletal frame of a decommissioned gas-pumping station offers breathtaking views of greater Berlin.

After several moves across Mexico City, these two statues found a home in Mestizaje Park.

An exclusive waiting room built for the royal family in the 1920s is hidden in Milan’s central station.

The oldest surviving wooden bridge over Rhine lets travelers cross easily from Switzerland to Liechtensten.

On the wall of this medieval walkway, a symbol of the Spanish Inquisition.

This city square dates back to the Scottish Enlightenment and was home to some of Scotland's brightest minds.

This historic timepiece was a popular meeting place for romantic rendezvous in the 1960s.

Ruins of a German castle on top of a towering stone pillar.

An ornate sculpture of an ox in repose marks the former entrance to Nuremberg's medieval meat market, which was destroyed during World War II.