Topoguide (en anglais) de l'éditeur Cicerone avec des fiches détaillées pour réaliser la grande traversée des Alpes. Description fournie par l'éditeur : A guidebook to trekking the 809km (503 mile) Grande Traversata Delle Alpi (GTA) from the Nufenen Pass on the Swiss border to Ventimiglia on the Mediterranean coast. This often overlooked long-distance trek through the western Italian Alps is suitable for experienced alpine trekkers and takes over 1 month to complete. Presented in 55 stages from 7-26km (4-16 miles) Route passes Domodossola, Ivrea, Susa, Pinerolo, Saluzzo, Cuneo Route is described north-south Suitable to be walked June through to September 1:100,000 maps are included for each stage GPX files available to download Detailed information on facilities, accommodation and public transport