Vorona River (Russia)
Vorona (Russian: Ворона) is a river in the Penza, Tambov, and Voronezh oblasts in Russia. It is a right tributary of the Khopyor River, and is 454 kilometres (282 mi) long, with a drainage basin of 13,200 square kilometres (5,100 sq mi). The average discharge at the mouth is 41.5 cubic metres per second (1,470 cu ft/s). The river is frozen over from the beginning of December to the first half of April.
The towns of Kirsanov, Uvarovo, and Borisoglebsk are along the Vorona.
Coordinates: 51°21′01″N 42°02′21″E / 51.35028°N 42.03917°E
...
Wikipedia