Fist timing going to Australia

Hi every body im just letting you know that im going to Australia for the fist time and im just wondering if there's a good place to go and visit.

In two weeks my Mum and Dad and I are going to Australia for the first time. Its my Mum and I first time leaving the country so im looking forward to a good week off to Australia and spending time with my family.

Before we get on the airplane on Thursday my mum made plans for us to take a train to some place in sydney to meet up with our family,my Mum and Dad and I are going to stay with my aunty and uncle and cousins  for the week. My aunty said that they have a swimming pool at her house and they also got a spa pool,once it's night im going for a swim in the spa.