Sunset From The Aoos Lake, Epirus Greece. The Aoã¶S` Source Is In Pindus Mountains In Epirus, Near The Village Of Vovousa. An Artificial Lake Has Been Constructed At An Altitude Of 1350 Meters, It Flows Through The Vikos–Aoã¶S National Park, Where It Forms Towering Canyons And Then Flows Through The Town Of Konitsa, Where It Is Joined By The Voidomatis