List_of_cities_in_Australia_by_population and Significant_Urban_Areas_by_population

https://en.wikipedia.org/wiki/List_of_cities_in_Australia_by_population#Greater_Capital_City_Statistical_Areas/Significant_Urban_Areas_by_population

https://upload.wikimedia.org/wikipedia/commons/7/72/2010-11-03_Sydney_aerial_view_-_14.jpg