This cathedral's stained-glass patchwork of psychedelic colors and shapes was put in place long before the swinging 60s.

This silent sentry in the crypt below a large Gothic cathedral is often knee-deep in water.

This public lavatory is home to a mini museum that explores toilets through time.

A historic Georgian building and warm springs.

The world's first successful water-powered cotton mill paved the way for the factories of the British Industrial Revolution.

A set of medieval stained-glass windows tell the gruesome story of a Viking siege.

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

Formerly known as Saville Theatre, this mid-20th-century entertainment hub includes an ornate frieze.

This library dates back to the late 17th century and was one of the first public lending libraries in England.

This pub has roots dating back to 1430 and serves as the setting for multiple Charles Dickens stories.

This black cat was actually designed to ward off bad luck.

Modern commuters still pass through this 2,000-year-old Roman archway.

This underpass became an unlikely piece of cinematic history after its appearance in 'A Clockwork Orange.'

This inn of the court provides a fascinating window into London’s legal and architectural history.

This astronomical clock is the second oldest in England.

A museum that chronicles the interesting and often dark history of the London docklands, once one of the major trading ports of the world.

Children's hospital in London that operates on royalties received from Peter Pan, which J.M. Barrie signed over in 1929.

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

Murals of the wild parties once held on the frozen River Thames.

This bewitching Babylonian goddess haunts a hallway of the British Museum.

In the ruins of Glastonbury Abbey lies the alleged resting place of the legendary king.

A 1950s beatnik coffee house, turned 60s counterculture hotspot, turned modern music venue.

A monument to the thrice mayor of London who according to lore made his fortune by selling his rat-chasing cat.

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