"Portugal's Stonehenge" is made up of nut-like stones aligned with the heavens.

The oldest residential street in Europe also features an optical illusion.

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

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

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

A unique waterfall that some believe attracts the fairfolk.

400-year-old garden, restored to beauty.

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

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

The largest greenhouse in the world is home to over one million types of plants.

This tiny town features a tiny town that acts as a 3D snapshot of the town during the 1950's.

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

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

High Victorian fantasy created a fairytale castle out of a ruined fortress in Wales.

One of the largest megalithic complexes in England, which local legend holds is a wedding party turned to stone by the Devil.

A dark Victorian well house now plays host to mystical waters and pagan shrines.

Legend says this ancient pagan site can cure all ailments.

A fantastic castle rumored to be the birthplace of King Arthur.

Museum about life, death, and cannibalism in the Stone Age.

The longest hedge maze in the world.

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

It's possible to walk inside one of the largest Neolithic tombs in Britain.

A midnight snack that lights up the night.

Where dogs like the rare "Fire-Tailed Border Cocker" run free on the mountainside.