Encountered during an ascent of Gyrn Ddu from the west, this is easy to misinterpret owing to the continuity of human settlement up here... so many drystone walls!
The wondrous Mr Driver from Coflein notes:
“Remains of hut circle settlement with circular and rectangular structures, set admidst the scree slopes of Gyrn Ddu”. [T. Driver, RCAHMW, 9th Jan 2009]
