Iguacu-004.jpg
Iguazu Falls, in the province Misiones, in Argentina, March 1984
Photo: Reinhard Jahn
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800px-Cataratas027.jpg
the falls of Iguaçu from the Argentinian side, 2004
Photo: Anouchka Unel 
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panorama2
http://upload.wikimedia.org/wikipedia/commons/9/98/Iguazu_D%C3%A9cembre_2007_-_Panorama_1_-_Image_originale.jpg
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video
http://www.youtube.com/watch?v=7VnnU7Ks8G4
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text
http://ga.water.usgs.gov/edu/hybiggest.html
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text
http://www.unep-wcmc.org/medialibrary/2011/06/28/c4f9ba91/Iguazu%20National%20Park.pdf
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birds bolivia
http://www.birdlife.org/datazone/userfiles/file/sowb/countries/BoliviaReport_es_en.pdf