Pen Twyn Glas

Pen Twyn Glas is a top of Pen Allt-mawr in the Black Mountains in south-eastern Wales. It lies in between Pen Allt-mawr and Mynydd Llysiau. The summit is merely a grassy bump on the ridge marked by a pile of stones.

Pen Twyn Glas

Pen Twyn Glas is a top of Pen Allt-mawr in the Black Mountains in south-eastern Wales. It lies in between Pen Allt-mawr and Mynydd Llysiau. The summit is merely a grassy bump on the ridge marked by a pile of stones.