Alb (Hochrhein)

The Alb (also: Hauensteiner Alb) is a river in the southern Black Forest. It arises from two headwaters, the Menzenschwander Alb and Bernauer Alb, and flows in a southerly direction. It ends after 43.6 kilometres (27.1 mi) (including Menzenschwander Alb) at a confluence with the High Rhine at Albbruck.

Source: Wikipedia https://en.wikipedia.org/wiki/Alb_(High_Rhine)