Figsbury Ring, the Winterbournes and Visions of Horror?

As we walk around the Winterbournes and Figsbury Ring, we muse on the peaceful atmosphere of the villages and the wild and strange nature of the Neolithic earthwork that has been a literary inspiration of E.M Forster and William Golding. Could there be a mysterious force there that brings out imaginings of the worst in human nature and the horror associated with that?