Kotka is a city and municipality of Finland.
Langinkoski is a rapid on the Kymi river in Kotka, Finland.
Kyminlinna, ″the castle of Kymi″, is a fortress located in the
Karhulan Ilmailukerhon Aviation Museum is a museum specialized in
Ruotsinsalmi sea fortress is a fortification system in Kotka, Finland.
Hamina (Finnish pronunciation: ]; Swedish: Fredrikshamn, ])
Hamina Fortress is located in Finland on the coast of the Gulf of
The Maritime Museum of Finland (Finnish: Suomen merimuseo, Swedish: