Welcome to Iguazú Falls & the Northeast
The river then flows into the Paraná, one of the world’s mightiest watercourses, which surges southward, eventually forming the Río de la Plata near Buenos Aires. Along it are some of the country’s most interesting cities: elegant Corrientes, colonial Santa Fe and booming Rosario, as well as Posadas, gateway to the ruined splendor of the Jesuit missions.
Dotted throughout are excellent parks that represent the region's biological diversity. The Esteros del Iberá harbor a particularly astonishing richness of wildlife.