Llyn Cwm Dulyn as seen from the north-western shoulder of Mynydd Graig Goch. The ridge on the far side of the water appears yellow due to extensive ground cover of flowering gorse; presumably dwarf gorse, Ulex minor.
Uploaded to Geograph by Trevor Littlewood on 5 September 2013
Photo © Trevor Littlewood, 5 September 2013. Licensed for reuse under this Creative Commons licence