Dörverden
Dörverden is a municipality in the district of Verden, in Lower Saxony, Germany. It is situated on the right bank of the Weser, approx. 8 km south of Verden, and 40 km southeast of Bremen.
Aller (Germany)
Today, the Aller is a federal waterway from its mouth on the Weser to Celle. This section has a length of and is known as the Lower Aller. The Verden Water and Shipping Office ("Wasser- und Schifffahrtsamt Verden") is responsible for upgrades and new projects. With this authority, responsibility is further subdivided. The Oldau branch is responsible for the Aller from Celle (km 0.0) to Hülsen (km 94.1), the Verden branch covers the river from Hülsen to its confluence with the Weser near Verden-Eissel (km 117.1).