Davos (Romansh: Tavau, archaic Italian: Tavate) is a municipality in the district of Prättigau/Davos in the canton of Graubünden, Switzerland.Davos is located on the Landwasser River, in the Swiss Alps, between the Plessur and Albula Range. At 1,560 m (5,120 ft), it is the highest city in Europe.