Found this recently, pretty interesting theory.
Could change a few views of this mysterious location:
"The discovery of an early Bronze Age grave, made by workmen laying pipes on Salisbury Plain, is further proof that England's ancient landmark is a
Chemical tests on the 4,300-year-old teeth of seven people unearthed on Boscombe Down, Wiltshire, show they came from South West Wales or the Lake
But because the stones are bluestone brought from the Preseli mountains in Pembrokeshire, experts say the remains almost certainly belong to people
born in Wales, who were among Stonehenge's builders.
It is the first time human remains have been found that link the mysterious ceremonial site with the north Pembrokeshire origins of the 80 standing
Dr Andrew Fitzpatrick, from Wessex Archaeology, who excavated the site, said, "In medieval times, people believed that the stones could only have
been brought to Stonehenge by Merlin the Wizard."