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.
Stonehenge Cursus function is unclear, although it is believed to be ceremonial. The length of the cursus, running roughly east west, crosses a dry river valley known as Stonehenge Bottom. This may have been a winterbourne during the Neolithic era. If so, this would give it similar characteristics to other cursus, such as the Dorset Cursus, and it may be related to a ceremonial function. It has also been suggested that the Stonehenge Cursus acts as a boundary between areas of settlement and ceremonial activity. The cursus is also aligned on the equinox sunrise which rises over the eastern long barrow. Two