Theories about Stonehenge for solstitial alignments in stonehenge and the timber circles at Durrington Walls and Woodhenge as well. Mike Parker Pearson also believes that the stonehenge was a monument of unification, bringing together different groups with different ancestries. He surmises that the five trilithons in the center of stonehenge could have symbolized five tribal lineages charting their descent from five original ancestors. The Preseli Hills might have had some ancestral significance for the stonehenge builders as well (perhaps this was their place of origin), this may have been the motive behind dragging the bluestones all the way from Preseli Hills to Wiltshire.
Altar Stone (Stonehenge) Altar Stone (Stonehenge) The Altar Stone is a recumbent central megalith at Stonehenge in England, dating to Stonehenge phase 3i, around 2600 BC. It is made of a purplish-green micaceous sandstone and is thought to have originated from outcrops of the Senni Beds formation of the Old Red Sandstone in Wales, though this is currently in debate. Stone 80 (Altar Stone) was most recently excavated in the 1950s, but no written records of the excavation survive, and there are no samples available for examination that are established as having come from the monolith. Stone 55 (a sarsen megalith) lies on