This ruined 15th-century hermitage is steeped in myth and mystery.

Semi-precious Blue John stones have been mined in this cavern system for centuries.

This long-distance walking route follows the Prime Meridian line as it passes through England.

These legendary stone steps were once used to haul coffins up the rockface.

This former quarry is now a vibrant labyrinth of magical in situ sculptures.

This ancient bridge made of stone slabs is said to be reserved for the devil to sunbathe.

Under a church hides a forgotten 13th-century ossuary containing the remains of around 2,500 people.

A 550-square-meter micro-nation off the coast of Britain.

Man-made cave with enigmatic carvings, some say made by the Knights Templar themselves.

This mysterious underground cave in Shropshire dates back to the 18th or 19th century.

A gorge full of caverns where early humans lived alongside cave hyenas, giant mammoths and wooly rhinoceroses.

Although it appears ancient and mysterious, the quirky folly was actually built 200 years ago by an eccentric estate owner.

A midnight snack that lights up the night.

This lovely little burbling creek is actually a deadly waterway that has dragged down everyone who ever set foot in it.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

A house of bones — but nobody is quite sure to whom they belong.

This foolish Victorian sea fort was converted to a deluxe hotel.

This haunting stone chasm is a hotbed of mossy rock and English legend.

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

A 6th-century stone lies at the site of the mythical battle waged between King Arthur and his nemesis Mordred.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

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

Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.