We've worked with ForestrySA to bring you some beautiful trails which run through 3 of the state's fantastic forests to give you a little taste of what's available. Through a partnership with Reid Cycles, every entry into a Dirty Days race also gives you the chance to win a Reid Vice 3 Plus mountain bike. The Dirty Days three ride series will serve up a different experience in each forest. #1 Mt Crawford Forest will be a test of fitness…