Thrills in the Hills Half-Marathon and Marathon Saturday, Feb 26, 2011 8 AM to 2 PM This event has already occurred.   (Archived) This half marathon and marathon will be an off-road course following the park's scenic mountain bike trails. To register, please go to www.dirtyspokes.com. Fees. $5 parking. 770-867-3489. Event Link: www.dirtyspokes.com Location: Fort Yargo State Park 210 S. Broad Street Winder, GA 30680 Directions: GPS Coordinates: N 33.9656770 | W -83.7254330 Located 1 mile south of Winder on Ga. Hwy. 81. Fort Yargo State Park 210 S. Broad Street Winder, GA 30680   PREVIOUS DATES  Saturday, Feb 23, 2013 Saturday, Feb 26, 2011 Saturday, Feb 27, 2010