Wkra
Wkra is a river in north-eastern Poland, a tributary of the Narew river, with a length of 249 kilometres (13th longest) and the basin area of 5,322 km² - all within Poland. Among its tributaries is the Łydynia.
Towns and townships:
See also:
Coordinates: 52°26′45″N 20°44′43″E / 52.44583°N 20.74528°E
...
Wikipedia