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.
Laser scanning at Stonehenge in an article entitled "The Stonehenge Laser Show" in the November 2003 edition of British Archaeology. In 2011 English Heritage commissioned a full laser scan of the visible faces of all stones as Stonehenge in high resolution (sub-millimetre), as well as a lower resolution scan of the ground in the area known as the "Stonehenge Triangle". Laser scanning at Stonehenge The first use of 3D laser scanning at Stonehenge was of the Bronze Age dagger and axes inscribed on the sarsens, which was undertaken in 2002 by a team from Wessex Archaeology and Archaeoptics. They used a Minolta Vivid 900