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.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

One of the largest sculpture collections in the U.K. features history's greats, from Bob Dylan to Galileo, in bronze.

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

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

Fascinating town where normal life interfaces with the occult.

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

Abstract dinosaur models in London.

A modern English garden of eccentric beasts, follies, and oddities.

London's smallest police station is barely the size of a phone booth.

This tangled English forest looks like something right out of a fairytale.

The longest hedge maze in the world.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

The sign at the garden gate reads: "These Plants Can Kill."

A spiral staircase connects the limestone cave with Pembroke Castle, birthplace of King Henry VII.

A hidden tunnel leads to an abandoned slate quarry that's now a secret swimming spot guarded by cliffs.

The longest and tallest aqueduct in Britain can actually be sailed across.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

The Stonehenge of Wales is one of the grandest neolithic dolmens still in existence.

A 4,500-year-old forest is slowly being revealed from beneath the sands of a Welsh beach.

A hermit's tiny cell built into the cliffside that saved him in South Pembrokeshire.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."