The Wachau is a prominent tourist destination in Lower Austria characterized by a 36-kilometre (22 mi) valley formed by the Danube River. Located between the towns of Melk and Krems, the region has been settled since prehistoric times and serves as a significant area for the cultivation of high-quality wines.
The valley is noted for its architectural elegance, featuring a combination of monasteries, castles, ruins, and urban architecture within its various towns and villages. A notable historical site in the region is Dürnstein Castle, where King Richard I of England was held captive by Leopold V, Duke of Austria.