Natural bowl in the top of the surviving stone. Image credit: A. Brookes (7.2.2014) thesweetcheat Apr 3, 2014
Nice. Slighlty surprising that your's is the first view of this on here.
Yeah, me too. The previous time I came it was at the end of a long walk and raining quite heavily, so my receptors weren't being receptive! Shame the rest of the circle is gone though.