An unsettling sculpture of a boy hanging out in a street in Ghent has been baffling visitors for years.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.

Hidden along this old street in Antwerp is a surreal monument of a bronze arm sprouting four hands.

A man throwing a giant severed hand towers over Antwerp’s main square.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

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

An art installation memorializing a tram stop, which became a tram stop.

A bridge that has seen many reiterations over its lifetime.

Portraits of musicians line Oude Binnenweg, the jazziest street in the city.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

Now a museum, this building was once a 14th-century monastery and the place where the founder of the Dutch nation lived and was assassinated.

The largest 19th century panorama in the world still in-situ.

Home to the world's oldest functioning orrery.

Live out your childhood construction fantasies in this one-of-a-kind gyrating hotel.

This unique bridge physically lifts a piece of the road into the air to let boats pass by.

This functioning parish church is also the site of many concert performances due to its wonderful acoustics.

The great polar explorer is remembered in this far northern town, where he embarked on his final expedition.

The world's most charming instant portrait studio also happens to be its smallest.

The world's northernmost aquarium looks like it has fallen over.

These elaborate gothic monuments honor Verona's medieval lords.

A gorgeous example of 13th-century Gothic architecture.

Not far from the more famous House of Juliet, visitors will find the supposed residence of her lover.