Europe's largest prehistoric mound – burial site of a legendary king?

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

Perhaps the only prehistoric monument with its very own public bus stop.

A circle stone within a stone circle.

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

400-year-old garden, restored to beauty.

On this headland lies a 19th-century lighthouse and historic gun battery.

The twists and turns of this serpentine maze are over 170 years old.

A 14th century castle built on the seat of a mighty giant.

A sturdy relic of Britain's once crucial gunpowder industry is now a haunting Cornish ruin.

These picturesque ruins crumble beautifully into the ocean.

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

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