The Baltic Sea is an arm of the Atlantic Ocean that is enclosed by the countries of Denmark, Estonia, Finland, Germany, Latvia, Lithuania, Poland, Russia, Sweden, and the North and Central European Pl
Hel Peninsula
Cape Arkona on the island of Rügen in Germany was a sacred site of the Rani tribe before Christianization.
The naval Battle of the Sound took place on 8 November 1658 during the Dano-Swedish War.
The Kattegat is a sea of roughly 24,000 km2 bounded by the Skagerrak in the north, Jutland in the west, the Danish Straits and Sjaelland in the south and the Swedish provinces of Bohuslän, Västergötla
Älvsborg at Gothenburg, a sea fortress in the Kattegat
Grenen in Denmark is important for bird migrations and is a protected area.
Bjärekusten Nature Reserve with Hovs Hallar in Sweden.
There are several offshore windfarms in the Kattegat.