Itaipu Dam
After a photograph by Germano Junior, 2015

The Itaipu Dam, located on the Paraná River between Brazil and Paraguay, epitomises a remarkable fusion of engineering prowess and international cooperation. Spanning a construction period of almost two decades from 1975 to 1991, this colossal structure stands as a testament to human ingenuity. With its towering concrete walls stretching over 7,700 metres in length and rising to a height of 196 metres, Itaipu captivates with its sheer magnitude and remarkable technical achievement. Its 20 massive turbines churn out an astonishing amount of electricity, supplying a significant portion of the energy needs for both Brazil and Paraguay, and making it one of the world's largest hydroelectric power plants in terms of installed capacity. The reservoir formed by the dam extends over an area of approximately 1,350 square kilometres, profoundly altering the landscape and impacting the local ecosystem. Furthermore, the cooperative efforts between Brazil and Paraguay in the planning, construction, and management of Itaipu have not only facilitated energy production but also fostered diplomatic ties between the two nations. Yet, the dam's creation hasn't been without controversy, as concerns regarding environmental degradation, displacement of indigenous communities, and socio-economic impacts continue to be debated. Nonetheless, the Itaipu Dam remains a monumental achievement in the realm of engineering and a symbol of international collaboration.