 Samos is near the eastern mountains of Galicia (the mountains of Lóuzara, Serra do Oribio and Mountains of Albola).The mean altitude is over 700 m and the highest elevation is the mountain of O Oribio at 1,443 m. The Sarria River, a tributary of the Miño River, collects water from the western slopes of the mountains; the Lóuzara River drains the eastern slopes, flowing to the Lor River and then to the Sil River.There are three well-differentiated areas