Cairns Canyoning & Barron River Rafting:  Canyoning at Crystal Cascades is challenging and fun.  Specialist guides help you to conquer fears as you push boundaries rappelling, jumping and sliding on a very cool zip line.  Suitable for most fitness levels.  In the afternoon Barron River Rafting is another opportunity to enjoy natures beauty on a river in 8 person inflatable rafts in the Barron Gorge National Park.