Argentina. Patagonia, Argentina. 'Perito Moreno Glacier.' Photo by JohnCarlos on 7-10-08. Photographer captioned, "Look at the immense size of Perito Moreno in the above picture! It is more than 5-times the size of Manhattan, New York City!" This 250 km sq ice formation is one of 48 glaciers fed by the Southern Patagonian Ice Field located in the Andes system shsared with Chile. It is the world's third largest reserve of fresh water after the polar ice caps, and the amazon rainforest.