Oder

Oder Odra (Polish) Wódra (Upper Sorbian)
Oder in the city of Wrocław, Poland. Rędzińska Island before the construction of the Rędziński Bridge.
Polen = Poland, Deutschland = Germany, and Tschechien = Czech Republic
Location
Countries	Poland Czech Republic Germany
Physical characteristics
Source
- location	Fidlův kopec, Oderské vrchy, Olomouc Region, Czech Republic
- coordinates	49°36′47″N 017°31′15″E / 49.61306°N 17.52083°E / 49.61306; 17.52083
- elevation	634 m (2,080 ft)
Mouth	Szczecin Lagoon
- location	Baltic Sea, Poland
- coordinates	53°40′19″N 14°31′25″E / 53.67194°N 14.52361°E / 53.67194; 14.52361
Length	840 km (520 mi)
Basin size	119,074 km2 (45,975 sq mi)
Discharge
- location	Mouth
- average	567 m3/s (20,000 cu ft/s)

The Oder River (German: Oder; Czech/Polish: Odra) is a river in Central Europe. It starts in the Czech Republic and flows through Poland and Germany. It forms 187 kilometers of the border between Poland and Germany. The river is 854 kilometres long and ends in the Szczecin Lagoon in the Baltic Sea.

Some bigger towns the Oder passes are Wrocław, Eisenhüttenstadt, Frankfurt on the Oder, Szczecin and Police. The biggest city on the Oder River is Wrocław, in Lower Silesia, Poland.