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

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

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

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

Cliffs full of fossils at the portal to England's Jurassic Coast.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

Colin Stokes "got a bit carried away" and built a castle that looks like something out of Tolkien.

This Gothic Revival castle used as a shooting location for "The Secret Garden" and other films.

These stark white cliffs were spat up by the sea and are slowly being retaken by it.

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

The forest that inspired Winnie-the-Pooh's Hundred Acre Wood can be found outside London.

This Manchester laundromat is hiding something.

A open air theatre built on a cliff by an eccentric British woman.

The ruins of an 11th-century Norman castle with a rare, perfectly circular shape.

This crumbling folly looks like an enchanted left over from Middle Earth.

England's most notorious suicide spot.

This beautiful "lagoon" is actually a toxic soup filled with cars, carcasses, and trash. When warnings couldn't stop people from going for a dip, the town dyed it black.

Besieged by war, this castle ruin has crumbled into a peaceful picnic spot.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Fascinating town where normal life interfaces with the occult.

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

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

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

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