Zamna
The 883rd longest river in the world
Zamna (Serbian) is a 41-kilometre-long (25-mile) river in eastern Serbia, the right tributary to the Danube. Its valley is known for the caves, arches and a canyon. It is also locally known as Zemna.
Flows through: Serbia.
River data from Wikidata (CC0); lengths normalised to a common unit.