Map sheet number 201 in the OS Explorer series covers Knighton, Presteigne (Llanandras), Knighton (Tref-y-Clawdd), & Hay-on-Wye. Highlights of the area include: Shropshire Hills area of outstanding natural beauty (AONB), River Lugg, River Wye, Wye Valley, Brecon Beacons National Park, Brecons, Brecon Hills, Glyndwyrs Way & Offa's Dyke Path. With this map you will receive a code for use on your i OS or Android smartphone or tablet. Find our more at Mobile Download FAQ. The OS Explorer map for Knighton & Presteigne is available in both the standard paper version & weatherproof ' Active' version.