Rivadavia, Salta Rivadavia, Salta Rivadavia is a town in eastern Salta Province, Argentina in the Department of Rivadavia, from the city of Salta. It is in a low-lying region of the province. Rivadavia has a semi-arid climate according to the Köppen climate classification. Temperature extremes can be very high in the summer especially in early summer before the heaviest and most persistent rain. The highest temperature ever recorded in South America was held by Rivadavia, when it peaked at on December 11, 1905. Rivadavia has a hot humid subtropical climate with significant tropical influence. The climate combines a wet summer season with
Salta–Antofagasta railway diverted to the current one. The line crosses the north-western side of Salta Province, serving the suburban towns around Salta of Cerrillos, Rosario de Lerma and Campo Quijano, following part of the course of the Lerma Valley. It counts two zig zags, at El Alisal and Chorrillos, and two spiral loops between Tacuara and Diego de Almagro. Entering the plateau of Meseta, the railway passes near Santa Rosa de Tastil and the Pre-Inca archaeological site of Tastil. It serves the town of San Antonio de los Cobres, in the middle of the Puna de Atacama, nearby copper mines. After the