A beautiful medieval bridge allegedly constructed by the Devil.

A 600-year-old mini shrine guarded by a sword-wielding knight hides in a crumbling cliff face.

Legend says squeezing into this slender stone seat will make your wish come true.

At 22 feet tall, these Bronze Age monoliths are some of the tallest standing stones in the United Kingdom.

This historic castle was already in ruins by the 13th century.

The ruins of a 19th-century corn mill are haunted by a malevolent cave-dwelling spirit.

Reputedly based on the tomb of Jesus Christ, this crypt is the oldest surviving structure of any cathedral in England.

Though this large circular site is now named for the legendary king, its history dates back to the Neolithic era.

This enchanting Victorian estate was home to the world's first hydroelectric power generator.

Legends say this red sandstone monolith and the dozens of smaller boulders that surround it were once a coven of witches—before a Scottish wizard turned them all to stone.

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

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

This temple was constructed entirely by Roman soldiers.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

This library dates back to the late 17th century and was one of the first public lending libraries in England.

The 2,000-year-old pieces of metal are an ancient soldier's military discharge papers.

Take afternoon tea in a 17th-century almshouse.

Hundreds of years ago, this lion-shaped door knocker could help a person accused of a crime find temporary safe haven in Durham Cathedral.

An unusual stone chair can be found on the banks of the River Wear, not far from Durham Cathedral.

These lamps were created to expel sewer gases after an event known as The Great Stink.

A rather grand, but tiny, folly on the banks of the River Wear associated with a Polish count.