In Queensland, some places to see are..
In Queensland, things to do are...
In New South Whales, some places to see and some things to do are...
In Victoria, some places to see and some things to do are...
In South Australia, some places to see and some things to do are...www.southaustralia.com/things-to-do.aspx
In Western Australia, some places to see and some things to do are...
In the Northern Territory, some places to see and some things to do are...
In Canberra, some places to see and some things to do are...
In Tasmania, some places to see and some things to do are...
These are just SOME of the websites that you can find information about these beautiful states that Australia has to offer on. Make sure your decisions are well thought through and researched, because your ability to justify WHY you have chosen this specific place is going to be marked.
Remember to keep your exchange student's interests in mind throughout the entire planning process.