Lago Argentino is a lake in the Patagonian province of Santa Cruz, Argentina, at 50°2′S 72°4′W. It is the largest freshwater lake in Argentina, with a surface area of 1,415 km² and a maximum width of 20 mi. From Wikipedia
Recent satellite and radar surveys show a sixteen-fold increase in thinning rates since 2019 that has pulled the terminus more than 800 meters inland, risking detachment from a long-stable rock ridge.