Suomen kansallismuseo, National Museum of Finland, Helsinki. The National Museum of Finland presents Finnish history from the Stone Age to the present day, through objects and cultural history.

Is an inhabited sea fortress built on six islands (Kustaanmiekka, Susisaari, Iso-Mustasaari, Pikku-Mustasaari, Länsi-Mustasaari and Långören). Suomenlinna is a UNESCO World Heritage site.