This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

A naturally mummified 2,000-year-old man.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

Chelsea's soldiers were given strict orders when crossing this historic bridge.

This striking statue brings a scene from the African savannah into central London.

This once-controversial and slightly confusing statue of Achilles was built out of captured cannons.

A unique tribute to the millions of animals who served and died for the British military.

This peaceful park with centuries of history hides in an overlooked section of South London.

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

Amsterdam's former hotspot for public executions and dissections.

Strange rumors surround the artist who created these solemn metal guard dogs.

An ancient knight and a symbol of the city's freedom.

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

A full figure 4th century incorruptible saint lies in a glass coffin in Croatia.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

There was a top secret plan during World War II to seal a group of soldiers inside the rock.

Single runway interrupted by a busy road that cuts across its middle.

Red, white, and blue painted steps along with a Union Jack celebrate the outcome of Gibraltar's 1967 referendum.

It's estimated that half of the world's gold was mined from South Africa's "golden arc."

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

This famous archeological mystery may be an ancient example of movable type.

According to myth, Zeus himself was hidden in this cave to escape being eaten by his dad.

This little Greek plateau is home to thousands of rustic, white-sailed windmills.