The third largest inland port in Australia during the great river boat era of the mid-19th century is west and north-west to an area in a county in New South Wales that has what River as it's north-west boundry?
Wilcannia Wilcannia is a small town located within the Central Darling Shire in north western New South Wales, Australia. This was the third largest inland port in the country during the great river boat era of the mid-19th century. At the 2011 census , Wilcannia had a population of 604.
Hawkesbury River The Hawkesbury River (also Hawkesbury-Nepean River), is a semi–mature tide dominated drowned valley estuary located to the west and north of Sydney, New South Wales, Australia. The Hawkesbury River and its associated main tributary, the Nepean River, virtually encircle the metropolitan region of Sydney.