LA PAYUNIA RESERVE NATIONAL PARK This place is near Los Andes, Argentina, and is one of the largest volcanic fields in South America. With an average of 10.6 volcanoes every hundred square kilometers and cones counted 800 of whom can not be said to be all, according to a survey conducted by Corina Risso vulcanologist at the University of Buenos Aires. Taken with a pocket camera in april 2007