The stone circle at Castlerigg (alt. Keswick Carles, Carles, Carsles or Castle-rig) is situated near Keswick in Cumbria, North West England. It was constructed as a part of a megalithic tradition that lasted from 3,300 to 900 BCE, during the Late Neolithic and Early Bronze Ages.
thk: The Ring of Brodgar is a Neolithic henge and stone circle about 6 miles north-east of Stromness on the Mainland, the largest island in Orkney, Scotland. It is part of the UNESCO World Heritage Site known as the Heart of Neolithic Orkney. Wikipedia
Prehistoric spiral carving, Cornwall, England. Labyrinths and mazes have a history that can be traced back over 4000 years. The earliest examples are found carved on rocks in various parts of the world. Labyrinths have been a potent symbol in many cultures for thousands of years but mazes are of more recent origin, evolving from the earlier labyrinths around five hundred years ago
The 5,000-year-old Neolithic carvings of concentric circles, interlocking rings and hollowed cups were uncovered as part of a four-year English Heritage-funded initiative, in partnership with Northumberland and Durham County Councils