São Francisco River basin, Major drainage basin in eastern Brazil.
The São Francisco River basin covers territory from the highlands of Minas Gerais to the Atlantic coast through Bahia, Pernambuco, Alagoas, and Sergipe. The watershed includes tributaries, lakes, and wetlands that shape diverse landscapes ranging from green uplands to dry valleys.
Colonists used the river channel as a transport route into the interior from the 16th century onward, establishing settlements along its banks. Later infrastructure projects altered the natural course with dams and canals for hydropower generation and irrigation.
River communities carve wooden carrancas, figurehead sculptures with exaggerated features meant to ward off spirits from boats. This carving tradition continues in riverside workshops where artisans shape local timber into these protective forms.
The basin region can be explored from several access points, with riverside towns offering entry to waterfront areas and viewpoints. Walking trails and boat trips allow visitors to experience different sections of the river system.
The Paulo Afonso Falls midway along the river consist of several cascades dropping over granite ledges and sending spray into the air. Visitors can watch the water from observation platforms built near the rapids.
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