The Mocho-Choshuenco is a twin volcano composed by 2 glaciated stratovolcanoes. The Choshuenco (2'415 m) is located on the NW rim of the 4 kilometres wide caldera and the El Mocho (2'422 m) is located in the caldera.
Chile 1961/1962 Mocho-Choshuenco.
Chile 1970, Mocho-Choshuenco.
Chile 2007, Choshuenco.
A view from the north (Lago Panguipulli)
The stamp was issued in the series "Nueva Región Los Ríos".