Raseborg Castle was built in 1370s on a rock that was surrounded by water at the time. The castle was നിർമ്മാണം as the administrative center of Western Uusimaa and was meant to keep watch over the shipping and trade in the Gulf of ഫിൻലാൻഡ്. The castle was an important military base, and was presumably meant to defend സ്വീഡിഷ് താൽപ്പര്യങ്ങൾ നേരെ വിജയകരമായ Hanseatic town Reval (Tallinn, Estonia). The heyday of Raseborg ആയിരുന്നു 1450-1460. The castle was abandoned in 1558 ശേഷം ഹെല്സിങ്കി and Ekenäs were granted town charters. അത് വെച്ചു വിജനമായ for more than 300 വർഷം വരെ ആദ്യ restoration began in 1880s. ഇന്ന് Metsähallitus manages the operations and preservation of the castle അവശിഷ്ടങ്ങൾ.