Monte Rosa's hiking map at a 1:25.000 scale with a WGS84 grid (1km). All data has been gathered by walking each route with a GPS device, printed on support extra strong and waterproof.
64 page guide-book which includes 3 long-distance hikes: Between the valley of Ayas and the valley of Lys, The balcony of Gressoney, The valley of Ayas'ring. Including a list of itineraries, trail-markers and durations.