You will have to apply for a Tourist Visa (Subclass 676), which allows you to stay in Australia for up to three months. The visa processing fee is $100. You will be required to prove that you have enough money in your bank account to fund your stay in Australia. In general, you should provide Australian authorities with a copy of your latest bank statement, as well as information on any credit cards you may hold. For more specific requirements, visit this page.
