The OS Explorer OL17 map covers all routes on Snowdon - including popular routes for the National Three Peaks and Welsh Three Peaks, the Pyg Track from Pen y Pass, and the Llanberis path.
The OL17 Explorer map also covers the northern area of Snowdonia National Park, including the Conwy Valley, and other summits surrounding Snowdon - Tryfan, Glyder Fawr and Glyder Fach, Pen yr Ole Wen, Carnedd Dafydd, Carnedd Llewelyn, and others of the Welsh 3000s.
The Active version is waterproof and more rugged, and it weighs 196 grams compared to the standard 96g.
