The Triple Frontier is a tri-border area along the junction of Argentina, Brazil and Paraguay, where the Iguazú and Paraná rivers converge. Near the confluence are the cities of Puerto Iguazú (Argentina), Foz do Iguaçu (Brazil) and Ciudad del Este (Paraguay). This area is near Iguazú Falls and the Itaipu hydroelectric plant.
View from the Argentine side of the border.
Argentine Obelisk
Paraguay Obelisk
Signpost on Brazilian side noting the triple frontier
Puerto Iguazú is a border city in the province of Misiones, Argentina. With a population of 82,227 ,
it is the fourth largest city in the Province, after Posadas, Oberá, and Eldorado.
Avenida Aguirre, one of the main avenues in Puerto Iguazú