The Venta is a river in north-western Lithuania and western Latvia. Its source is near Kuršėnai in the Lithuanian Šiauliai County. It flows into the Baltic Sea at Ventspils in Latvia.
Towns along the Venta include Mažeikiai, Kuldīga and Ventspils. It has only one tributary longer than 100 km, the Abava. Other major tributaries include the Virvyčia and the Varduva, which flows into the Venta at the Lithuanian-Latvian border.
Smaller tributaries include the Avižlys, which runs for 20 kilometers and flows into the Venta River at Akmenė district municipality, Šiauliai County, northern Lithuania.
Wikipedia https://en.wikipedia.org/wiki/Venta_(river)
Coordinates 55°44'48.522" N 22°31'18.569" E