This statue of one of the engineers who created the London Underground hides a ventilation shaft for the tube lines that run under the street.

A statue honoring a preeminent 19th-century dandy and important figure of men’s fashion.

Tucked away in a London Tube station, this 1920s linear clock shows the time across the world all at once.

Over several decades, one of London’s most iconic city gates was dismantled, moved out of the city, and then moved back.

This group of sculptures includes the first statue of a female politician in London.

As seen in the Spice Girls ‘Wannabe’ music video.

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

This tribute to the fictional detective stands at the famous literary character's address.

These oversized fruit sculptures honor the contributions of the Windrush generation.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

The tomb of history's greatest potato promoter is surrounded by tubers.

France's most famous cemetery, with some of its most curious tombs.

The final resting place of the "father of special effects."

France's national museum of scientific and industrial instruments.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

The industrial architecture honors the laborers who brought the Exposition Universelle of 1900 to life.

Notorious artist squat renovated into legal studios.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

This modest marker near Notre Dame identifies the very center of Paris.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

A museum devoted to the science of color.

With a history stretching back to the 16th century, this pub has a few stories to tell.

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

The last vestiges of a magnificent Victorian-era train station can be found in this pub.