Stonehenge Stonehenge Stonehenge is a prehistoric monument in Wiltshire, England, west of Amesbury. It consists of a ring of standing stones, with each standing stone around high, wide and weighing around 25 tons. The stones are set within earthworks in the middle of the most dense complex of Neolithic and Bronze Age monuments in England, including several hundred burial mounds. Archaeologists believe it was constructed from 3000 BC to 2000 BC. The surrounding circular earth bank and ditch, which constitute the earliest phase of the monument, have been dated to about 3100 BC. Radiocarbon dating suggests that the first bluestones were
Altar Stone (Stonehenge) top of Stone 80 perpendicularly, and is thought to have fallen across it. The Altar Stone weighs approximately six tons and (if it ever was upright) would have stood nearly two metres tall. Some believe that it always was recumbent It is sometimes classed as a bluestone, because it does not have a local provenance. Its name probably comes from a comment by Inigo Jones who wrote: "...whether it might be an Altar or no I leave to the judgment of others’. Altar Stone (Stonehenge) The Altar Stone is a recumbent central megalith at Stonehenge in England, dating to Stonehenge