Stock Photo - 1966 - Australian shipping control tower : Ant 67 meter (250-ft) tall concrete and steal tower. has been added to he skylines of Sydney, Australia's longest city and busiest port, as as aid to shipping. The tower is the New south Males Maritime services board's new port operations and communications center. The tower, which occupies a strategic position inside harbour, overseas shipping movement in the port area and fetches out by radio telephone to guide all shipping within a 75 kilometer (50 mile) radios off the city. The tower, which offers a 360 degree view of one of the busiest and most attractive pore in the world, enables operators to overdress the 8000 somrate borthng operation carried out is the port each year. Looking cast towards the entrance to Sydney Harbour, operators in the new tower can view this section of the wharf area, the Harbour Bridges and the Sydney opera House, Australian information Service photo graph by Bil Payne. (Credit Image: © Keystone Pictures USA/ZUMAPRESS.com)