Salta Province Salta Province Salta () is a province of Argentina, located in the northwest of the country. Neighboring provinces are from the east clockwise Formosa, Chaco, Santiago del Estero, Tucumán and Catamarca. It also surrounds Jujuy. To the north it borders Bolivia and Paraguay and to the west lies Chile. Before the Spanish conquest, numerous native peoples (now called Diaguitas and Calchaquíes) lived in the valleys of what is now Salta Province; they formed many different tribes, the Quilmes and Humahuacas among them, which all shared the Cacán language. The Atacamas lived in the Puna, and the Wichís (Matacos), in the
Corrientes Juan Díaz de Solís commanded the first expedition to reach the area populated mainly by Guaraní aboriginals, but his expedition was attacked and Solís perished in the adventure. Sebastian Cabot established in 1527 the "Sancti Spiritu" fort upstream of the Paraná River, and in 1536 Pedro de Mendoza reached further north into the basin of the river, searching for the "Sierras of Silver". Juan Torres de Vera y Aragón founded on April 3, 1588 "San Juan de Vera de las Siete Corrientes" ("Saint John of Vera of the Seven Currents"), which was later shortened to "Corrientes". The "seven currents" refer