The fences outside some of South London's estates are made from recycled World War II stretchers.

The 2,000-year-old beam is tucked within the pedestrian entrance to the old London Bridge.

The last four extravagant street signs of London's historic banking street.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

This hidden green space is the city's second largest conservatory.

This coffee shop lies hidden beneath a historic church.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

This surprising work of art reminds us that La Louvière was once home to one of Europe’s most famous stoneware factories.

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

A sculpture outside London's oldest cathedral honors the Mohegan chief who died while petitioning the king.

This mysterious and unique painting is filled with symbolism.

Colorful murals by Jean Cocteau hide within this peaceful London sanctuary.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

An architectural oddity hides in plain sight on this iconic London bridge.

Catacombs turned marketplace.

This 1920s Dutch barge is now a floating bookstore.

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

The broken skateboards that became a poignant memorial to a murdered skater.

A bronze bust commemorates the heroism of the secret agents who led covert operations against the Nazis.