Register to run one or both events included in this DUO 5 mile Series. #1 "Line Shack Attack!" 5 Mile Trail Race is being held in Orange Counties, Whiting Ranch Wilderness Park Aug 29, 2015. Reg fees & awards are same for both events. If you enter both events you will be eligible for the DUO Series top 3 M/F & Age groups medals will be given for the 1st M/F.