The blues mountains at 1h30 from Sydney
The Blue Mountains is a mountainous region in New South Wales, Australia. It borders on Sydney's metropolitan area, its foothills starting approximately 50 kilometres west of the state capital.
Do it: “Blues Mountains” and the “Three sisters”... very nice walk with magnific vegetation. And don’t forget it: life is sport ;)
http://en.wikipedia.org/wiki/Blue_Mountains_(New_South_Wales)