Easter Aquhorthies Stone Circle is a 4000-year-old recumbent stone circle near Inverurie in Aberdeenshire, north-east Scotland. Recumbent stone circles are unique to Aberdeenshire. The horizontal recumbent stone is of reddish granite; the flanking stone on either side is of grey granite and the remainder of the stones in the circle are of pink porphyry, except for one of red jasper.