Tönning

Tönning (German; Low German Tünn, Tönn or Tönnen; Danish: Tønning; North Frisian: Taning) is a town in the district of Nordfriesland in the German state of Schleswig-Holstein. During the Great Northern War, Tönning was besieged twice.

Geography
It lies on the Eider river near its mouth at the North Sea. Tönning has a population of approximately 5,000.