http://www.bigarticle.com/article.detail.php?artid=1443&subcatid=144&subcatname=Vacation-Rentals&maincatname=Travel-and-Leisure&maincatid=17&arttitle=Whitewater%20rafting%20in%20and%20around%20Cairns%20?%20a%20little%20taste%20of%20danger