Qualla: Guaira Falls

Guaira Falls: Introduction

Mon, 09 Mar 2026 00:00:00 GMT

You cannot visit Guaira Falls. You cannot even see where it used to be. Where 18 cataracts once forced the Parana River through a gorge so narrow -- from 380 meters wide to just 60 -- that the roar of falling water carried 20 miles, there is now a placid reservoir, its surface betraying nothing of what lies beneath. The Brazilians called it Sete Quedas, the Seven Falls, for the seven groups into which its cataracts clustered. By published estimates, its flow rate rivaled or exceeded that of any waterfall on the planet. In October 1982, the reservoir behind Itaipu Dam swallowed it in 14 days. The falls had survived millennia of geological time. They did not survive the twentieth century's appetite for electricity.

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Guaira Falls: Seven Liquid Sculptures

Mon, 09 Mar 2026 00:00:00 GMT

The falls sat on the Parana River at the border of Brazil and Paraguay, near the Brazilian municipality of Guaira, Parana, and the Paraguayan town of Salto del Guaira. At the head of the falls, the river narrowed sharply from roughly 380 meters to about 60 meters, compressing an ...

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Guaira Falls: The Last Glimpse

Mon, 09 Mar 2026 00:00:00 GMT

As construction of the dam progressed through the late 1970s, word spread that the falls would soon vanish. Thousands of visitors made pilgrimages to see them one final time. On January 17, 1982, a suspended footbridge offering a particularly dramatic vantage point collapsed unde...

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Guaira Falls: Requiem in Rising Water

Mon, 09 Mar 2026 00:00:00 GMT

Before the reservoir filled, hundreds gathered for a quarup, an indigenous ritual of remembrance for the dead. They were mourning a waterfall as if it were a person, because for the people who had lived alongside it, that is what it was. Brazilian poet Carlos Drummond de Andrade ...

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Guaira Falls: What Was Lost Beyond Beauty

Mon, 09 Mar 2026 00:00:00 GMT

The falls were not merely scenic. They functioned as an ecological barrier, separating the freshwater species of the upper Parana basin from those below. The two regions had been recognized as distinct ecoregions, each with its own endemic species shaped by millennia of isolation...

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