 Outside of the inner city, much of Helsinki consists of postwar suburbs separated by patches of forest.A narrow, long Helsinki Central Park, stretching from the inner city to Helsinki's northern border, is an important recreational area for residents.The City of Helsinki has about 11,000 boat berths and possesses over 14,000 hectares (34,595 acres; 54.1 sq mi) of marine fishing waters adjacent to the Capital Region.