Brecon Beacons National Park - Eastern Area/Parc Cenedlaethol Bannau Brycheiniog - Ardal Ddwyreiniol (OS Explorer Map Active)

OS Explorer Map is the Ordnance Survey's most detailed map and is recommended for anyone enjoying outdoor activities such as walking, horse riding and off-road cycling. The series provides complete GB coverage and can now be used in all weathers thanks to OS Explorer Map - Active, a tough, versatile version of the OS Explorer Map.