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

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

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

This unique, full-sized copy of the Bayeux Tapestry sports a few modern additions, including underwear.

A lone pole once used to display a man's corpse now stands empty, but the memory remains.

Stonehenge has nothing on Castlerigg’s views.

An Anglo-Saxon cross inscribed with possibly the oldest written work of English literature.

A hands-off space for graffiti artists to hone and display their skills.

This landmark church concealed a crypt packed with bones that was discovered thanks to the London Blitz.

The "beautiful" equation predicting the movement of all electromagnetic particles is engraved in front of Newton's tomb.

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

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

The "shampooer of kings" who opened London's first curry cafe was a celebrity in the 19th century, but is all but forgotten now.

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

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

The curios of pharmacist and collector Henry Wellcome.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

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

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.