Listing Nuttall Topo map OS Landranger 161 Prominence 17 m | OS grid SO241266 Elevation 658 m | |
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Similar Pen y Gadair Fawr, Mynydd Llysiau, Pen Twyn Glas, Pen Allt‑mawr, Chwarel y Fan | ||
Pen Twyn Mawr is a top of Pen y Gadair Fawr in the Black Mountains in south-eastern Wales. It lies on one of the many south ridges of Waun Fach.
Map of Pen Twyn Mawr, Crickhowell, UK
The summit is marked by a pile of stones in an area of sandy soil and heather. Pen y Gadair Fawr is to the north, Chwarel y Fan to the east and Pen Allt-mawr to the west.
References
Pen Twyn Mawr Wikipedia(Text) CC BY-SA