Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

A sculpture of the iconic East German car on four legs is a tribute to those who traveled to Prague seeking asylum.

An existential riddle in the world's largest ancient castle.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Street artists transformed an abandoned air vent into the beloved Star Wars robot.

The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.

The first museum in the world devoted to sexual gadgetry.

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

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

A Portuguese Jewish cemetery filled with stunning grave monuments that date back to 1614.

This unattributed sculpture in Amsterdam is hiding in plain sight.

A beautifully eclectic mix of architectural styles.