This Parisian gem is one of the most incredible ethnographic museums in the world.

A neo-gothic statue modeled on German Emperor Kaiser Wilhelm II, which had its distinctive mustache shaved off by Nazis in World War II.

Rendering of a comic-book hero turned Luxembourg national symbol.

This seemingly humble work of art—a block of limestone—conceals a daring story and an artistic tour de force.

An ancient Roman relief beautifully preserved on the façade of a house.

The official motto of Luxembourg reminds passersby of the Luxembourgish commitment to their national identity and sovereignty.

Statues of a fire-breather, a clown, and a whole performing troupe celebrate Luxembourg's creative side.

This small chapel built into rock is the oldest place of worship in Luxembourg.

This magenta statue commemorates the legendary marriage between a mermaid and the city's founder.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

Belgium's national heroine turned spy sacrificed her life to combat German occupation.

This cannonball has been lodged in the church wall since a 1695 bombardment destroyed the city center.

Belgium’s famous peeing statue has worn many hats (and coats, and pants), which are on display at this small museum.

The Belgian royal family's private depot now stands abandoned and forgotten alongside the tracks.

A little sculpture with a large wardrobe.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

This interactive sculpture allows visitors to leave a message in case a friend passes by.

This heavily worn bas-relief was once an honored fertility symbol.

According to this bar, God gave an “11th commandment” to Antwerp: Thou shalt drink beer.

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

A beautifully preserved and hidden 16th-century alleyway, tucked behind an unassuming door.

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

This legendary giant, born from vegetables, terrorized townspeople and cheated local children in games.

This former guildhall with a bacon-like exterior is now home to a museum covering 600 years of Antwerp's musical history.