Iguazu Falls

Destination5 list appearances

A crescent-shaped system of hundreds of cascades on the Iguazu River dividing Argentina (80%) and Brazil (20%), surrounded by subtropical Atlantic Forest and protected under dual UNESCO World Heritage inscriptions. Geological Origin: Carved into layered basaltic lava flows of the Paraná Basin, forming a 2.7 km crescent escarpment anchored by the U-shaped Garganta del Diablo (Devil's Throat). Protected Area Inception: Argentina established Iguazú National Park on October 9, 1934 (67,620 ha), followed by Brazil's Iguaçu National Park; UNESCO inscribed the Argentine property in 1984 and the Brazilian property in 1986. Global Recognition: Selected as one of the New7Wonders of Nature in the campaign concluding November 11, 2011 (formally confirmed 2012).

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