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

Pop culture has helped to keep this iconic British building from being destroyed.

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

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."

One of London’s rare Tudor-era buildings is a fate-defying gatehouse for a church.

The ruins of a church destroyed by both the Great Fire of London and the Blitz, now turned into a peaceful garden.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

The world's longest continuously running show has played at this small West End theater since 1974.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

The bronze uniforms commemorate the vital role of women during World War II.

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

There's an exclusive Beefeaters pub hidden in the Tower of London.

A mysterious suspended hand greets unsuspecting visitors at the Tower of London.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

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

A memorial for public executions that dates back to the 14th century.

A Roman spa buried deep beneath the City of London.

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

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Makers and sellers of the original and finest York Ghosts.

This popular square's history as the former site of a church is right beneath your feet.