Pen Twyn Mawr, Summit in Black Mountains, Wales.
Located at an elevation of 658 meters, Pen Twyn Mawr features a stone pile marker surrounded by sandy soil and heather vegetation.
The summit forms part of the Nuttalls Hill List, which documents all hills in the United Kingdom exceeding 600 meters in height.
The Welsh name Pen Twyn Mawr translates to Head of the Great Hill, following traditional Welsh geographic naming patterns of the region.
The summit connects to multiple walking paths, including routes to Pen y Gadair Fawr, Chwarel y Fan, and Pen Allt-mawr through established trails.
This peak serves as a child summit of Waun Fach with a prominence of 17 meters, positioned approximately 15 meters northeast of a cairn marker.
Location: Powys
Elevation above the sea: 658 m
GPS coordinates: 51.93384,-3.10354
Latest update: March 18, 2025 12:25
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