Passengers and ferry to Suomenlinna island near Helsinki, Finland, Europe

Visitors swimming at beach, Suomenlinna island near Helsinki, Finland, Europe

Ferry to Helsinki, with historic Fortress walls in the background, UNESCO World Heritage Site, Suomenlinna Island, Helsinki, Finland, Scandinavia, Europe

Suomenlinna Fortress Island, UNESCO World Heritage Site, Helsinki, Finland, Scandinavia, Europe

Cannon with flag, recreational area and fortress on the island of Suomenlinna off Helsinki, Finland