The remains of the observatory of the Danish astronomer who first measured the speed of light.

An artist has turned what most people would consider a bathroom nightmare into a work of political art.

With a bundle of matches in one hand and a mobile phone in the other, this sculpture is a modern take on Hans Christian Andersen's poignant fairy tale.

Six beautiful wooden giants are hidden around Copenhagen.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Copenhagen's celebrated theme park and gardens.

Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

The art museum is decorated with creatively remodeled pre-Nazi swastikas.

Stone pillars and a petrified wedding party in the hills of North Macedonia.

A solar-powered primary school inspires hope and experimentation in a country ripe for energy innovation.

A historical puzzle lies at the origins of this structure.

This fortress dates back to the 6th century and is also the site of a controversial abandoned restoration project.

These abundant, over-the-top monuments are so widely scattered that they define the entire compact capital cityscape, often leading to jokes about whether there are more statues than residents.

In the hometown of the Catholic saint and Nobel Peace Prize winner, a memorial dedicated to her legacy.

This blue plaque commemorates the unexpected origin of one of the world's most beloved deserts.

Tradition says that William the Conqueror dined on this stone after landing his Norman invasion fleet nearby.

From battleships to Roman vessels, this museum explores the depths of shipwrecks in the region.

This tiny triangular cottage is one of a kind in England, and has housed everything from a watchmaker's studio to coffin storage.

A former smuggler's haven houses "The Chapel" and its mysterious carvings.

This pedestrian footbridge honors Pero Jones, an enslaved African who lived in Bristol.

The abandoned funicular tunnel was a secret base for the BBC during World War II.

An authentic, seaworthy replica of the ship that sailed to Newfoundland in 1497.

The ruins of a Roman fort lie in the shadows of an imposing medieval castle.

This curious sculpture represents the perseverance needed to take to the skies.