Capella (concrete ship)

This ship was not completed during the Second World War, but after its completion, it served mainly as a digger of dredging currents and as a tugboat to other ships. In 1988, it was proclaimed a German technical monument, and in 2003, she earned a position at the Maritime Ship Museum,^{[3][not specific enough to verify]} on the Warnow River in Rostock, 250 km north of Berlin.