Alto de la SierraAlto de la Sierra is a village and rural municipality in Salta Province within the Rivadavia department in northwestern Argentina. Much of the population is aboriginal, engaged mainly in small-scale farming.LocationAlto de la Sierra is located over 50 km southeast of the town of Santa Victoria Este, through a path that connects to the Formosan town of General Mosconi.PopulationAlto de la Sierra had 781 inhabitants. In the previous census of 1991, the area was listed as a dispersed rural population.