Mathematics and Stonehenge

Ancients had measure of Stonehenge https://www.thetimes.co.uk/article/ancients-had-measure-of-stonehenge-sks560n2g?shareToken=b05858e1546e9caa70c5f09ba1784625 I found this article fascinating. To think that the puzzle of what the Folkton Drums were used for has been...