Cwm Nantcol is a

valley A valley is an elongated low area often running between hills or mountains, which will typically contain a river or stream running from one end to the other. Most valleys are formed by erosion of the land surface by rivers or streams ove ...

in the

Ardudwy Ardudwy is an area of Gwynedd in north-west Wales, lying between Tremadog Bay and the Rhinogydd. Administratively, under the old Kingdom of Gwynedd, it was first a division of the sub kingdom (cantref) of Dunoding and later a commote in its own ...

area of the county of Gwynedd in

Wales Wales ( cy, Cymru ) is a country that is part of the United Kingdom. It is bordered by England to the east, the Irish Sea to the north and west, the Celtic Sea to the south west and the Bristol Channel to the south. It had a population in ...

. It lies in 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 ...

range of mountains in

Snowdonia Snowdonia or Eryri (), is a mountainous region in northwestern Wales and a national park of in area. It was the first to be designated of the three national parks in Wales, in 1951. Name and extent It was a commonly held belief that the na ...

and carries the

Afon Cwmnantcol The River Cwmnantcol (''Afon Cwmnantcol'' in Welsh) is a river in North Wales. It is about long and has its source at the head of Cwm Nantcol below Rhinog Fawr and Y Llethr Y Llethr is the highest mountain in the Rhinogydd range o ...

. At the head of Cwn Nantcol is the Bwlch Drws Ardudwy pass, from where it is possible to negotiate the summits of

Rhinog Fawr ''Rhinog Fawr'' is a mountain in Snowdonia, North Wales and forms part of the Rhinogydd range. It is the third highest summit of the Rhinogydd, losing out to Y Llethr and Diffwys respectively. Its smaller cousin Rhinog Fach lies to the south, ...

and

Rhinog Fach Rhinog Fach is a mountain in Snowdonia, North Wales and forms part of the Rhinogydd. Technically, Rhinog Fach is a subsidiary summit of Y Llethr, but is a Marilyn. To the north lies its higher cousin Rhinog Fawr, separated by the shapely pass o ...

External links

www.geograph.co.uk : photos of Cwm Nantcol and surrounding area
: Valleys of Gwynedd {{Gwynedd-geo-stub