The Guairá Falls were, until 1982, the largest waterfalls in the world by water volume. With 49 million liters per second, the 18 falls that formed them doubled the volume of the Niagara Falls and ...

Prior to 1982, visitors to the Upper Paraná River along the Brazil-Paraguay border came across an awe-inspiring sight: a series of at least 18 waterfalls known as the Guaíra Falls. The water plunged a ...

Once, the roaring Guaira Falls stood among the greatest natural wonders on Earth. Then came Itaipu - a colossal hydroelectric project that drowned the falls, displaced communities, and reshaped the ...