1.
from Perth to Broome, exploring the Coral coast stopping by around Coral Bay, Exmouth and national parks along the way.
~ 1 week 1/2

2.
Heading east to Kununurra while exploring the Kimberley region. Up to Darwin and the Kakadu national park.
~ 2 weeks

3.
Going straight down to the Outback and visiting Tennant creek. Following the road to the East to Townsville by Mount Isa.
~ 1 week 

4.
Travelling down the East coast visiting the Witsundays, fraser and sunny coast, Brisbane and Gold coast regions 
~ 4 weeks

5.
Heading to Sydney following coastal towns and stopping to places like byron Bay, Coffs Harbour etc..
~ 2 weeks