A guid to walking the Swiss Via Alpina from Sargans to Montreux on Lac Léman (Lake Geneva).Covering 400km (250 miles), this long-distance trek in the Swiss Alps takes around 3 weeks to walk and is suitable for experienced trekkers. The route is described from east to west in 19 stages, each between 12 and 29km (8–18 miles) in length.A 27km (17 mile) prologue stage from Liechtenstein is also included, as well as detour stages via Lenk and Gsteig. 1:100,000 maps included for each stageGPX files available to downloadDetailed information on mountain huts, facilities and public transportAdvice on planning and preparation