Lauca River
 The Lauca River is a binational river. It originates from Chilean Altiplano of the Arica and Parinacota Region crosses the Andes and empties into Coipasa Lake in Bolivia.The upper reach of the river lies within the boundaries of Lauca National Park Parinacota Province. Lauca receives the waters of the Laguna de Cotacotani through the Desaguadero River.