Lahn
Tributary in Germany
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The Lahn is a 245.6-kilometre-long, right tributary of the Rhine in Germany. Its course passes through the federal states of North Rhine-Westphalia, Hesse, and Rhineland-Palatinate.
It has its source in the Rothaargebirge, the highest part of the... Wikipedia
Sources: Sauerland, Netphen, and Rothaar Mountains
Length: 153 mi
Mouth: Rhine River
Discharge: 1,907 ft³/s
Basin size: 5,925.6 km2 (2,287.9 sq mi)