Inside a London bookstore, a fireplace that once belonged to the illustrator responsible for a famous set of tarot cards.

This building contains a door only used by members of the royal family.

You can still see bits of the camouflage used to hide this Art Deco building from bombers during World War II.

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

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

Before becoming a poet John Keats studied here to become a surgeon.

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

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

This hydraulic power system in London was, at one time, seen as a rival to electricity and the last of its kind to shut down.

This artificial lake surrounded by Brutalist architecture served as a stand-in for futuristic Britain in Stanley Kubrick's 'A Clockwork Orange.'

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

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

An ornate and disused early 20th-century building has been given new life as a fully operational structure, complete with offices, oyster bar, and a furniture retailer.

Tucked away behind the mansions of Mayfair, this picturesque garden is a hidden London treasure with a spooky past.

Though it's not the largest, this one-kilometer outdoor market is reportedly the longest in Europe.

A celebrated bandstand at the center of what was once the worst slum in London.

This unassuming building produced some of the world's most famous bells.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

A network of bells in the pubs and restaurants around Westminster alerts politicians when it's time to cast their votes.

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

A gallery specifically dedicated to the botanical illustrations of a remarkable traveling lady.

An exercise in radical design and social living that became the epicenter of Soviet spy networks in London.

This open-air mosaic gallery honoring an English artist took hundreds of volunteers more than seven years to create.

The next-door homes of two very different musicians, George Frideric Handel and Jimi Hendrix.