Results 2 results found Carpet of blueberries, Umbrail Pass, Mustair Valley, Canton of Grisons (Graubunden), Switzerland, Europe Santa Maria village, Umbrail Pass, Mustair Valley, Canton of Grisons (Graubunden), Switzerland, Europe The monastery of St. John's (St. Johann) in Munstertal valley, Engadin, Switzerland, is an UNESCO world heritage site. The monastery of St. John's (St. Johann) in Munstertal valley, Engadin, Switzerland, is an UNESCO world heritage site.