Incas in Central Chile and Uspallata Pass (32º50' S). This attack from the east would have been done in order to avoid the more direct but inhospitable routes crossing the Atacama Desert. José Toribio Medina claimed in 1882 that the Incas entered Central Chile from both north and east. Troops of the Inca Empire are reported to have reached Maule River and had a battle with Mapuches from Maule River and Itata River there. After securing the regions of northern Chile, Copiapó, Coquimbo, Aconcagua and the Maipo Valley around what is now Santiago, the Inca general Sinchiruca sent 20,000 men down to the valley
Sahara Desert (ecoregion) that crosses the ecoregion is the Nile River, which originates in central Africa and empties northwards into the Mediterranean Sea. Some areas encompass vast underground aquifers resulting in oases, while other regions severely lack water reserves. The Sahara Desert features a hot desert climate (Köppen climate classification "BWh"). The Sahara Desert is one of the driest and hottest regions of the world, with a mean temperature sometimes over and the average high temperatures in summer are over for months at a time, and can even soar to . In desert rocky mountains such as the Tibesti in Libya or the