Saar (river)
The Red and the White Saar have their sources on Donon, less than  distance apart. The source of the White Saar is near the town of Grandfontaine (Bas-Rhin department), and the source of the Red Saar is near the town of Abreschviller, (Moselle department). The confluence of the two rivers is near Hermelange (), south of Sarrebourg.