North Sydney, New South Wales can be divided into three periods – the first from the original opening in 1886 to 1909, when the McMahons Point line opened. The second period covers the time until the Wynyard line was opened across the Sydney Harbour Bridge in 1932, and the third until construction of the Cahill Expressway on the eastern side of Sydney Harbour Bridge and the wider closure of the system in 1962. The first part of the North Sydney tramway system was a double-track cable tramway which commenced at the original Milsons Point Ferry wharf, located where the north pylon of the Harbour Bridge
Middle Harbour Sydney and the suburbs known as the Northern Beaches area which lie north and east of Middle Harbour. There are only two bridges - the Spit Bridge and the Roseville Bridge. Because of this obstacle, historically the main transport between Manly and Sydney was by ferry. Since the 1920s, most of the land on the ridge-tops around Middle Harbour have been developed for suburban housing. Much of the rugged shore of the Middle Harbour remains covered with bushland, most of it now protected by parks and reserves. Middle Harbour is a popular area for recreational boating and fishing. Middle Harbour