Naab
The Naab is a river in Bavaria, Germany, and is a left tributary of the Danube. Including its main source river Waldnaab, it is long.
The Naab is formed by the confluence of the Waldnaab and the Haidenaab in Luhe-Wildenau, south of Weiden in der Oberpfalz. It flows generally south, through the towns Nabburg, Schwandorf and Burglengenfeld. It flows into the Danube near Regensburg.