Oak Mountain State Park in Pelham, AL. Long-distance runners can choose to race on a half-marathon (20K) course. Others can opt to participate in the 10K and 5K races. All three courses will take place on trails. Trail Runner magazine ranked Oak Mountain as one of the top 25 “Crown Jewels” of running trails across America in 2011. All age-group winners for the 20K will receive a free entry to the XTERRA Trail Run World Championship in Hawaii in December.…