A fast and neat trail with some switchbacks and berms. Some tough climbs and nice scenery. Easy access and not too crowded!
GA. 400 n. to helen, ga. look for unicoi state park signs 1 mile outside of town. enter state park and go to the front desk at the lodge. $2 fee and cool #plate for bike.
http://www.singletracks.com/item.php?c=1&i=600