Ключевые слова: america, arch, argentina, border, brazil, break, cascade, cataratas del iguazu, cliff, drops, ecology, fall, flow, height, heritage, hollow, iguazu, islands, national park, nature, noteworthy, outby, outside, panorama, parana, place, rainbow, river, rocks, sights, splashes, spray, stream, streams, summer, tour, tourism, traveling, unesco, unique, view, voyage, water, waterfall, world,