It is located at 123 Km. from the City of Mendoza, in the middle of the Andes Mountain Range, at an altitude of 2150 metres above sea level.
A river with the same name is located in the surrounding areas. It runs from North to South and it ends in Mendoza River. Today, the ruins of the fort rest in this place; they are a silent witness of important historical events linked to sanmartiniana feat.