This spaceship sculpture in the middle of the Slovakian capital looks like it just crash-landed.

This abandoned Slovenian military barracks has become a punky-political art squat.

A public work of art that also provides some relief from the summer heat.

A whimsical bridge adorned with decorative dragons.

Sofia's legislative center is continuously reinventing itself.

"Holy Wisdom" overlooks the city that became its namesake.

This building has two facades of clashing architectural designs.

A striking symbol of the Bulgarian capital.

A vast Communist-era exhibition space in the Bulgarian capital.

This abandoned Greek island was the last active leper colony in Europe.

This little Greek plateau is home to thousands of rustic, white-sailed windmills.

According to myth, Zeus himself was hidden in this cave to escape being eaten by his dad.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

This stone tower was built to protect Crete from incoming pirates.

A small island with shimmering pink sands, home to loggerhead turtles and rare plants.

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

Constructed along the shores of Lake Zurich, this pavilion is a walk-through work of art.

Poetic, metallic giraffes adorn a square off an Edinburgh thoroughfare.

Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

A medieval setting reimagined into a unique art alley.

A unique sculpture calls the outside of this steakhouse home.

A monument commemorating the 852 lives lost in the sinking of the MS Estonia.

During the Soviet era, the spire of this longstanding church was used as a radio transmission tower.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.