Nicolas Schöffer's massive interactive sculpture was assembled in 1961 and brought back online in 2016.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

This giant urban staircase was built to keep the city's brave fighting men from getting waylaid in the red light district.

The legendary giant's severed hand sits on Antwerp's popular shopping street.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

This small corner bar is home to a rare 1930s dance organ that still plays tunes for one Euro.

The world's first and only museum dedicated to dachshunds.

This art installation at an abandoned lipstick factory has distinct anti-capitalist vibes.

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

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

A whimsical art tower at a Bavarian brewery includes a grotto for its mythical beer-brewing dwarves.

This remarkable checkered church on a Corsican hilltop is fabled to have been built by angels.

A miniature Corsican village built out of pebbles.

This riverside restaurant has been serving customers since 1146.

From Ancient Rome to WWII, Neupfarrplatz has over 2,000 years of history underneath its main square.

The name doubles as an appropriate adjective for this small ossuary.

A beautiful and classically designed villa, with an hourly infestation of monsters.

A quarry cum sculpture park where the works of art are chiseled into the very walls.

The world's largest reflecting pool is just two centimeters deep.

This tiny river island switches sovereignty every six months as part of a rare, centuries-old agreement.

More than 5,000 artifacts donated by the people of the city, plus a room entirely devoted to the band U2.

A unique flight of canal locks that owe their form to 19th-century cost-saving measures.

The longest canal aqueduct in England was built without a plan to get water past the moving boats.

The remains of centuries of copper mining appear like an alien landscape.