Six neolithic sandstone boulders remaining from a dolmen.

Once upon a time these giant concrete tanks were used by local fishermen to clean their wild-caught mussels.

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

High-end antique collection housed in a centuries-old church.

Eighteenth-century home, where Herschel discovered the planet Uranus.

Where condemned pirates met their grisly end at the gallows on the River Thames.

A circle stone within a stone circle.

The smallest pub in Britain was once a cabinet of curiosities and it still has the dead cat to prove it.

The secret wartime bunker built on the platforms of an abandoned Tube station.

Giant naked man on a hillside.

There's a labyrinth of medieval chambers hidden deep below a 15th-century pub.

Puzzles within puzzles hide a golden treasure in this hedge maze.

The remains of an ancient Roman teenager are memorialized at the base of a modern London landmark.

St. Mary's Asylum was isolated and abandoned before being converted into a Bed and Breakfast.

Fascinating town where normal life interfaces with the occult.

Collection dedicated to brands, packaging and advertising.

Dictionary Johnson’s favorite feline.

A naturally mummified 2,000-year-old man.

A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

This hidden green space is the city's second largest conservatory.

The largest cave chamber in Britain—big enough to fit a whole cathedral inside.

An artistic tribute to the famous singer, just around the corner from where he was born.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.