Where Venice's gondolas go for a tune-up.

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

Curious carved stones and bird-like wings are a symbol of Serbian resilience and freedom on the site of a WWII massacre.

Two stone columns flank the grand Venice square, but there were supposed to be three.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

The unusual sculptures are believed to be powerful political symbols.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

The first mosque in the world to receive electricity.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

This vast masterpiece of Moroccan architecture spreads across 20 acres.

The other side is actually green.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

Vast stretch of tide-pools with a unique Moroccan charm.

Morocco's Argania trees are infested with nut-hungry goats.

The courtyard of this small Marinid madrasa is a dazzling example of intricate Islamic architecture.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

A collection of art from Bulgaria's time as a communist state.

This massive concrete sculpture is said to be the heaviest communist monument on Earth.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

The haunting ruins of a military fortress turned astronomical observatory sit on a Sarajevo mountaintop.

A war-torn Olympic relic is being overtaken by graffiti and nature.