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The Paraná River
The name Paraná comes from the Tupi name of the river "para rehe onáva”, meaning "as big as the sea".
The area around Santa Fe was once home to Tobe and Mapuche tribes people.
The first legally adopted constitution for an independent Argentina was written in Santa Fe in 1853.
The Paraná Tunnel stretches 3 km under the river, and is the first tunnel of its kind in South America.
The Iberá Wetlands cover 13,000 km², making them the second largest wetland area in the world and a Site of International Importance.
The Paraná River is the second longest river in South America.