"As Cai and Bedwyr were sitting on top of Pumlumon on Garn Gwylathr"
Looking towards Pumlumon from Nant-y-moch reservoir
Creative Commons Attribution Share AlikeLooking towards Pumlumon from Nant-y-moch reservoir - Credit: Nigel Brown

 Pumlumon (‘five peaks’) is a group of mountains in northern Ceredigion. It is known in English as Plynlimon. As its name suggests, it consists of five peaks, the highest being Pen Pumlumon Fawr. Another of its peaks is called Y Garn, but there is no record of the specific name Garn Gwylathr.

 

 

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