The Brecon Beacons are a mountain range in South Wales, UK. They are part of a national park. Highest Peak is Pen-Y-Fan. Located between Merthyr Tydfil (CF48) and Brecon (LD3).
The Brecon Beacons is a national park so the national park authority will govern much of what goes on in terms of the landscape, planning regulations etc. (link below)