Sydney harbour is 12 miles (19 km) long with a total area of 21 square miles (55 square km) . It has minimum and maximum depths of 30 feet (9 metres) and 155 feet at low water, and its irregular foreshores extend more than 150 miles
http://www.britannica.com/EBchecked/topic/470897/Port-Jackson
Paul :)
Metropolitan Sydney cover about 2000 square kilometers, has 4 million inhabitants and about 300 suburbs .
7,692,024 sq kmAustralia has an area of 7,741,220 square kilometers.7,692,024 km2
New South Wales (NSW) is the largest state in Australia in terms of area, covering around 809,444 square kilometers. It is home to major cities like Sydney and Newcastle, as well as vast rural and wilderness areas.
South Australia has a total land area of 402,903 square miles or 1,043,514 square kilometers. The population of South Australia is 1,650,600.
Big City Adventure: Sydney Australia
The Sydney Harbour Bridge is not classified as one of Australia's "big things", as it is a functional structure. Australia's "big things" can be found at the related link below.
177 square kilometers
Probably mean Sydney
Mexico has a surface area of 1,972,550 square kilometers (761,606 sq mi), while Australia has 7,617,930 square kilometers (2,941,299 sq mi) of area. Australia is almost four times the size of Mexico.
Big City Adventure: Sydney Australia is an online puzzle game. It can be downloaded or played on a number of host sites.
69484 square kilometers is equivalent to about 26,811 square miles.
103000 square kilometers