![The Largest Hydroelectric Plants in the World - Electronic outdoor sirens and early warning and emergency notification systems The Largest Hydroelectric Plants in the World - Electronic outdoor sirens and early warning and emergency notification systems](http://www.electronic-sirens.com/wp-content/uploads/2020/04/hydroelectric-power-station.jpg)
The Largest Hydroelectric Plants in the World - Electronic outdoor sirens and early warning and emergency notification systems
![Itaipu dam spillway. Itaipu dam is the biggest hydroelectric power plant, built between Brazil and Paraguay, using Parana river water. - SuperStock Itaipu dam spillway. Itaipu dam is the biggest hydroelectric power plant, built between Brazil and Paraguay, using Parana river water. - SuperStock](https://cdn.superstock.com/1566/Comp/1566-367849.webp)
Itaipu dam spillway. Itaipu dam is the biggest hydroelectric power plant, built between Brazil and Paraguay, using Parana river water. - SuperStock
![Aerial view of the Itaipu Dam and hydroelectric power plant on the Parana River, near Foz do Iguacu, Brazil. | Blaine Harrington III Aerial view of the Itaipu Dam and hydroelectric power plant on the Parana River, near Foz do Iguacu, Brazil. | Blaine Harrington III](https://www.blaineharrington.com/img-get2/I0000bJ99n4WIuTs/fit=1000x750/20200221-brazil-4428.jpg)
Aerial view of the Itaipu Dam and hydroelectric power plant on the Parana River, near Foz do Iguacu, Brazil. | Blaine Harrington III
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