Forming the Argentina-Brazil border along the Iguazu River, this necklace of 275 cataracts is considered the largest waterfall system in the world. Iguazu Falls sits within a UNESCO World Heritage ...
sit on the Argentina-Brazil border. At 2.7 km (1.7 mi) wide, they are not one whole waterfall - rocky and wooded islands on the edge of the cliffs divide them into 275 separate falls. Known for ...