There are a lot of things to do around Sawtell. One great attraction is the Dorrigo National Park. It has waterfalls, great hiking tracks, amazing views and a skywalk over the top of the rainforest. The following link is a recent article from the Sydney Morning Herald about Sawtell and Dorrigo:

http://www.smh.com.au/travel/high-wet-and-wild-20091008-gnq0.html