Diffwys is a mountain in Snowdonia, Wales, near

Barmouth Barmouth ( cy, Abermaw (formal); ''Y Bermo'' (colloquial)) is a seaside town and community (Wales), community in the county of Gwynedd, northwestern Wales, lying on the estuary of the Afon Mawddach and Cardigan Bay. Located in the Historic coun ...

and forms part of the

Rhinogydd The Rhinogydd (a Welsh plural form, often anglicised as Rhinogs and also known by the alternative Welsh plural Rhinogau) are a range of mountains located east of Harlech in North Wales. The name ''Rhinogydd'' derives from the names of two of the m ...

. On the north side is an exposure of the Caerdion Syncline. It is technically a subsidiary summit of

Y Llethr Y Llethr is the highest mountain in the Rhinogydd range of Snowdonia, in north Wales. The summit consists of a flat grassy top marked only by a small cairn. The summit is more in keeping with its southern flanks than its rugged northern ...

, missing Marilyn status by 2m. It is therefore a sub Marilyn. The summit has a trig point. To the north is

and Crib-y-rhiw, to the east is Y Garn, to the south is Cadair Idris, and to the west is its top Diffwys West Top.Nuttall, John & Anne (1999). The Mountains of England & Wales - Volume 1: Wales (2nd edition ed.). Milnthorpe, Cumbria: Cicerone. .

References

External links

www.geograph.co.uk : photos of Diffwys and surrounding area
Dyffryn Ardudwy Llanelltyd Mountains and hills of Gwynedd Mountains and hills of Snowdonia Hewitts of Wales Nuttalls {{Gwynedd-geo-stub