One of the great natural wonders of the world, the
Iguaçu Falls (Portuguese:
Cataratas do Iguaçu, Spanish:
Cataratas del Iguazú, Tupi:
Y Ûasu "big water") are close to the triple border of
Brazil,
Paraguay, and
Argentina. The area is on the
UNESCO World Heritage List.
Iguazú National Park is on the Argentinian side of the falls, and
Iguaçu National Park is on the Brazilian side.