Łyna_river
The Łyna (Polish pronunciation: [ˈwɨna]; German: Alle [ˈalə] ⓘ; Lithuanian: Alna; Russian: Ла́ва - Lava), is a river that begins in northern Poland's Warmian-Masurian Voivodeship and ends in Russia's Kaliningrad Oblast.
The Łyna is a tributary of the Pregolya River, and has a total length of 264 km (207 km in Poland and 57 km in Russia) and a basin area of 7,126 km² (5,298 km² in Poland).[1] It is connected to Lake Mamry by the 18th-century Masurian Canal.
The river's source is located near the village of Łyna in Masuria, Poland. It then flows through the regions of Warmia, Bartia and Nadrovia.