Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

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

The ritual has been performed uninterrupted for nearly 700 years.

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

The commemorative stone column conceals a secret laboratory.

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

Only a few pieces remain of the structure that carried people and goods across the Thames for some 600 years.

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

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

A memorial to a dog that inspired rioting in the streets of London.

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

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

A little slice of Japan and its aesthetics in London's Holland Park.

Two tombstones associated with the much-beloved children's story.

This ancient oak plays host to carvings of magical elves, gnomes, witches, and other creatures prominent in local folklore.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

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

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This home on a quiet suburban street is completely covered with vibrant mosaics.

A roadside shrine to a late rock god only remains thanks to the unyielding efforts of his fans.

A masterpiece of Art Deco architecture hidden in plain sight in West London.

Luxurious hotel designed to stir the imagination of its many visitors.

You can spend the night in Dr. Frank-N-Furter's castle.

At just 51 feet and 10 inches long, it's the shortest street in England.