Here a photo taken by us of PN Puyehue. We did not enter the park, but passed by its southern edge. This park is most easily accessed from Osorno, to its east. It is the northern extension of PN Vicente Perez Rosales. On the Argentinian side, it connects with PN Nahuel Huapi.
Salto del Calconcillo ("Underpants Falls"), as seen from the south, across Lago Rupanco
Photo impressions from Chile can be found here.