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

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

An open-air sewer system that was covered piece-by-piece over 300 years.

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

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

Tables of secondhand books fill the inner courtyard of this 17th-century stock exchange.

This triumphal arch celebrating the Sun King's conquest of Lille is a masterpiece of military architecture.

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

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

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

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

The most impressive of Basel's three remaining city gates.

This artistic fountain display pays homage to this area's theatrical history.

This small chapel is built of human bones and decorated with a golden skeleton.

Perhaps the most spectacular grotto along the Algarve coastline.

Europe's official "zero-level," the equator of elevation.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

A massive line that stretches across the floor of Bologna’s largest church was created by a 17th-century scientist to measure the movements of the Sun.

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.