This mysterious hilltop collection of Druid carvings isn't quite what it seems.

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

Seat of the Duke and Duchess of Devonshire for centuries.

The dramatic remains of an abandoned farmhouse sit high on the edge of a remote hillside.

Legend says these rocks used to be hunting dogs, a story that may have inspired Sherlock Holmes' most famous case.

A million and a half tons of earth were used to create one of the world's largest land sculptures.

This beautiful deer park was built so King Charles I and his court could go hunting while escaping a deadly plague outbreak.

Oxford University's stateliest library seems designed to make students truly feel the weight of knowledge.

A magnificent winding road through a steep valley, with deep natural caverns at the bottom

A circle stone within a stone circle.

Each spring this woodland floor is carpeted with purplish flowers as far as the eye can see.

This logic-defying 16th-century Tudor manor still stands to the delight and astonishment of onlookers.

A labyrinthine underworld of tunnels and caverns hides beneath the city.

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

A petite castle folly in the English countryside.

This strange moor has a song written about it, Bronze Age carvings, and an alien sighting.

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

Local legends say that fairies used to dance in the moonlight here and invite handsome young men into their grottoes.

This tiny little pool is said to be home to a malicious mermaid named Jenny Greenteeth.

A long, winding trek rewards you with a gorge so captivating it inspired a painting in the Tate.

This giant wooden treehouse within a sprawling garden has its own eatery.

A beautiful ruin of a 14th-century Plantagenet castle built by a medieval mercenary.

Eyam took steps to quarantine themselves and keep the plague from spreading.

The largest oak in England is said to have been the hideout of Robin Hood and his Merry Men.