Includes part of the Swiss town of Zermatt and the Italian towns/villages of Gressony la Trinité, Alagna Valsesia, Riva Valdobbia, Rima and Macunaga. The map straddles the Swiss-Italian border from Zermatt to Unterrothorn in Switzerland in the North and Gressoney Saint Jean, Cresta Rossa and Riva Valdobbia in Italy in the South.