Driving is on the left side of the road. Car hire is most economically arranged with your travel agent prior to leaving for Australia. You may need an international driving permit. The major roads generally are excellent and car driving relatively safe. Long-haul bus lines operate between all major cities and major tourist attractions.
Train travel is more restricted and more expensive.
Most Australians travel by air for fast long-haul travel. Hotels and motels everywhere are good and relatively cheap. Camping is an option also at this time of the year and facilities generally are excellent. Details to be announced.