Marycha ( lt, Seina) is a small river that serves as the natural

Polish Polish may refer to: * Anything from or related to Poland, a country in Europe * Polish language * Poles, people from Poland or of Polish descent * Polish chicken *Polish brothers (Mark Polish and Michael Polish, born 1970), American twin screenwr ...

–

Lithuania Lithuania (; lt, Lietuva ), officially the Republic of Lithuania ( lt, Lietuvos Respublika, links=no ), is a country in the Baltic region of Europe. It is one of three Baltic states and lies on the eastern shore of the Baltic Sea. Lithuania ...

n and Lithuanian–

Belarus Belarus,, , ; alternatively and formerly known as Byelorussia (from Russian ). officially the Republic of Belarus,; rus, Республика Беларусь, Respublika Belarus. is a landlocked country in Eastern Europe. It is bordered by R ...

ian border. It starts around

Puńsk Puńsk ( lt, Punskas) is a village in the Podlaskie Voivodeship in northeastern Poland, seat of the Gmina Puńsk in the Sejny County. It is located only from the border with Lithuania. History Early history The oldest traces of humans in P ...

, flows through the town of

Sejny Sejny ( lt, Seinai) is a town in north-eastern Poland and the capital of Sejny County, in Podlaskie Voivodeship, close to the northern border with Lithuania and Belarus. It is located in the eastern part of the Suwałki Lake Area ( pl, Pojezier ...

, passes through Pomorze Lake. It is a

tributary A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drainage ...

Czarna Hańcza The Czarna Hańcza, Chornaya Hancha (, ) is the largest river of the Suwałki Region of north-eastern Poland and the Sapockin region of north-western Belarus. It is known for having large postglacial boulders. Originating near Lake Hańcza (the ...

External links

International rivers of Europe Rivers of Grodno Region Rivers of Lithuania Rivers of Poland Rivers of Podlaskie Voivodeship Lithuania–Poland border Belarus–Lithuania border Rivers of Belarus {{Belarus-river-stub