Guide de randonnées (en anglais) - Trekking in the Silvretta and Ratikon Alps | CiceroneTopoguide (en anglais) de l'diteur Cicerone. Description fournie par l'diteur : This guide describes three treks, between 5 and 8 days, in the Silvretta and Rtikon Alps starting near Klosters, and 12 half day hut to hut routes. These contrasting ranges form a line on the borders of Switzerland, Austria and Liechtenstein. The Tour of the Silvretta, the Prttigauer Hhenweg and the Rtikon Hhenweg. Seasons : When snow has melted from the high passes and