Stac Rhos is a top of

Pen y Boncyn Trefeilw Pen y Boncyn Trefeilw is a subsidiary summit of Cyrniau Nod in north east Wales. It forms a part of the Berwyn range The Berwyn range ( Welsh: ''Y Berwyn'' or ''Mynydd y Berwyn'') is an isolated and sparsely populated area of moorland ...

in north east

Wales Wales ( cy, Cymru ) is a Countries of the United Kingdom, country that is part of the United Kingdom. It is bordered by England to the Wales–England border, east, the Irish Sea to the north and west, the Celtic Sea to the south west and the ...

. It forms a part of the

Berwyn range The Berwyn range (Welsh: ''Y Berwyn'' or ''Mynydd y Berwyn'') is an isolated and sparsely populated area of moorland in the northeast of Wales, roughly bounded by Llangollen in the northeast, Corwen in the northwest, Bala in the southwest, an ...

called the Hirnantau. The views from the summit are extensive, if unremarkable due to the featureless, flat moorland surroundings. The summit is marked by a small cairn, and a boundary stone. To the east is

Cyrniau Nod Cyrniau Nod is a mountain summit in north east Wales. It is a former Marilyn, the Marilyn summit now being the nearby Foel Cedig. Its summit has the Snowdonia National Park boundary running through it. A number of rivers and streams rise ...

, while

Cefn Gwyntog Cefn Gwyntog is a top of Cyrniau Nod in north east Wales. It forms a part of the Berwyn range known as the Hirnantau. Its summit lies just outside the Snowdonia National Park. The views from the summit are extensive, if unremarkable due to the ...

is to the south-east.Nuttall, John & Anne (1999). The Mountains of England & Wales - Volume 1: Wales (2nd edition ed.). Milnthorpe, Cumbria: Cicerone. .

References

Llangywer Llanwddyn Mountains and hills of Gwynedd Mountains and hills of Powys Hewitts of Wales Nuttalls {{Gwynedd-geo-stub