Pegwn Mawr is a mountain in Powys, Mid Wales, east of Llanidloes. It is 586 m (1,922 ft) high. It is surrounded by a wind farm. There is a trig point (pictured)
52°25′12″N 3°26′17″W / 52.42003°N 3.43806°W / 52.42003; -3.43806
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