Did he come up with a theory of cosmic-ray showers while sitting in this bath?

An abandoned bear enclosure from a 19th-century zoo located in a Danish forest.

In legend, this ancient dolmen was said to have been created when a troll tried to destroy a church.

The only surviving piece of Copenhagen's 16th-century defensive wall.

Four alabaster giants contemplate the tides on the shore of Denmark.

Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

A unique work of automotive art calls this shopping center home.

Where royalty waits in the height of luxury.

The last of Amsterdam's original sea level markers remaining in place.

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

A curious collection dedicated to human and animal anatomy and pathology.

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

You would never come across this tiny green oasis if you didn't know it existed.

A tribute to smugglers and the Butter Wars.

The foundations of a forgotten fortress, wedged in between two streams.

In the shadow of a former battleground, the resting place for nearly 2,000 soldiers who died in World War I.

A fascinating and enormous collection of natural history exhibits stained by a dark colonial legacy.

This Belgian palace was long the domain of priests and aristocrats but is now being turned into an art commune.

Dummies recreate radiological discoveries from history.

Somewhere there is a giant who can no longer poop, but now travelers can stay inside his anus.

Meet the bronze beloved pet to a family of famous peeing statues.

Theme park featuring miniature replicas of European monuments.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

Inside a former cabaret, seven floors of erotic art.