Laguna del Inca o del Portillo is a high mountain lake at an elevation of 2.853m (9,360ft) above the sea level, located in the high mountains of the Andes, in Valparaíso Region of Chile, close to the border with Argentina.
The road to the lake is called Ruta 60. It’s an asphalted road, very steep and full of hairpin turns. Do not travel this pass in severe weather conditions. Winter temperatures can reach -30°C.