The world's first purpose-built indoor shopping mall opened in Sweden in 1955.

After 400 years of being closed to the public, this monastery's underground tunnels and secret garden are now a museum.

This is one of the very few intact windmills built by the Knights of St. John in the island nation of Malta.

In the sleepy town of Gozo exists a reproduction of the entire town of Bethlehem.

These temples are among the oldest free-standing stone buildings in the world.

This Stone Age solar temple aligns with the sun on each equinox and solstice.

Museum design and public transportation meet in this unique Russian train car.

Thirteen sculptures in central Moscow graphically depicting vices of the modern world.

A famous big wave from Japan serves as a tribute to the victims of the disastrous Elbe flood.

Home to the world’s oldest seismograph and a four-ton steel ball that makes its own earthquakes.

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

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

This spooky statue sits outside a famous Prague theater.

A grumpy old water goblin guarding an old mill on the Devil’s Stream in Prague.

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

What looks like a suicide in progress is actually a statue of Sigmund Freud.

No one knows the origin of this creepy little stone man with an oversized phallus.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

An ode to a soldier who came to town, fell in love, then began making his own sparkling wine.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

According to the local legend, these boys and ducks were turned to stone by an angered water goblin.

A series of bronze circus performers spread throughout a Slovakian shopping center.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.