Memorial marking the man who helped restore public rights access to the park in 1758.

A building claimed to be London’s smallest house has an obscure history.

The bust of a 15th-century Albanian leader in the middle of London.

The history of West London’s water supply.

This site was once home to Henry VIII and Elizabeth I.

The Egyptian-inspired last resting place of Lord Kilmorey.

The extra platform at Gloucester Road has been used for art displays for over 25 years.

This ancient spring in central London was featured in a Peter Pan story.

Art under your feet honors the history of a working-class London neighborhood.

A statue for a zoo that was never built.

A former groundskeeper’s cottage, now famous for being the main location of a hit British comedy game show.

This 500-meter-long memorial pays tribute to the hundreds of thousands of lives lost to COVID-19 in the UK.

While you wait to cross the street at a traffic light in Mainz, you might notice that the light is staring back at you.

Along the banks of the River Rhine lies a park that seems unassuming, but beneath the surface lies a long and fascinating history.

This small chapel built into rock is the oldest place of worship in Luxembourg.

This magenta statue commemorates the legendary marriage between a mermaid and the city's founder.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

Healing waters from a holy well, previously used by locals for doing laundry.

Statues of a fire-breather, a clown, and a whole performing troupe celebrate Luxembourg's creative side.

Some believe that the artist behind this whimsical statue inserted his own likeness as a way to discreetly flip the bird.

A German shoemaker-turned-folk-hero whose impersonation of a Prussian military officer earned international notoriety.

An ancient Roman relief beautifully preserved on the façade of a house.

The official motto of Luxembourg reminds passersby of the Luxembourgish commitment to their national identity and sovereignty.

Preserving the research tools, unexpected inventions, and odd collections of generations of college professors.