The Szczecin Lagoon (Polish name) or Stettin Lagoon (German name) or Lagoon of the Oder River is an inland water basin found in the southwestern part of the Baltic Sea. It is shared by Germany and Poland. These are the towns that can be found at the Szczecin Lagoon: Świnoujście, Ueckermünde, Wolin (town) and Nowe Warpno. 