Argentina, Discovery and settlement

The main Atlantic outline of Argentina was revealed to European explorers in the early 16th century. The R�o de la Plata estuary was discovered years before Ferdinand Magellan traversed the Strait of Magellan in 1520, although historians dispute whether the estuary was first reached by Amerigo Vespucci in 1501 - 02 or by Juan D�az de Sol�s in his ill-fated voyage of 1516. Sol�s and a