There are many half and whole day tours that can be taken to enjoy the sights of Sydney and surrounding areas, including the wineries of the Hunter Valley. 

Tour Ideas

If you plan to spend more time in Australia, there are many options including the Great Barrier Reef and the Whitsunday Islands off the Queensland Coast, the Daintree Fainforest in far North Queensland, Uluru in Central Australia, or Kakadu in the Northern Territory.