Panoramic view down the S slopes of Volcán Osorno with a lahar channel leading all the way down to the valley of Río Petrohué. The glacier-covered summit area of the stratovolcano Osorno, which last erupted in 1849, is shown on the left side of the scene. Lago Llanquihue and Volcán Calbuco (2015 m) can be seen in the right background.