Cwm Cynwyn valley, Brecon Beacons, Wales (Jake Graham Photography) Published June 19, 2015 at 5472 × 3648 in Hiking through cotton grass – Brecon Beacons National Park, Wales ← Previous Next → Cwm Cynwyn valley, Brecon Beacons, Wales (Jake Graham Photography) Cwm Cynwyn valley, Brecon Beacons, Wales (Jake Graham Photography)