Map sheet numbers OL17, OL18 and OL23 in the OS Explorer map series are the ideal maps for exploring the Snowdonia National Park, specifically Snowdon, Harlech, Porthmadog & Y Bala and Cadair Idris & Bala Lake. This area, famous for its fantastic walking routes, is home to the highest mountain in Wales.
Take one of the six well mapped routes to the summit of Mount Snowdon and enjoy the views or investigate many other parts of this beautiful National Park.
Highlights include: Llanberis Path, Conwy, The Menai Strait, Colwyn Bay, Minffordd Path, Talyllyn lake, Llyn Tegid, Dol Idris - 8 000 year old oak woods, Bala, Llyn Tegid, The Precipice Walk and Harlech castle.
Save 20% today and buy the maps you need together
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Ordnance Survey
1:25 000, 1270 x 952 mm (134 x 227 mm folded)
£33.58
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Ordnance Survey
1:25 000, 1270 x 952 mm (134 x 227 mm folded)
£19.18