O.S. Explorer OL 12 Active Brecon Beacons National Park Western Area / Parc Cenedlaethol Bannau Brycheiniog Ardal Gorllewinol

Map OS Explorer, pob tywydd yng nghanolbarth a gorllewin Parc Cenedlaethol Bannau Brycheiniog. Mae'r map manwl hwn yn hanfodol ar gyfer pawb sy'n mwynhau gweithgareddau awyr agored megis cerdded, marchogaeth a seiclo ar lwybrau diarffordd.

The essential map for outdoor activities in all weathers in the Brecon Beacons National Park - Western and Central areas. The OS Explorer Active Map is the Ordnance Survey's most detailed folding map and is recommended for anyone enjoying outdoor activities including walking, horse riding and off-road cycling.