Grissom Parkway Trail is a 12.6 mile out and back trail located near Konig, SC. The trail is good for all skill levels and primarily used for hiking, walking, trail running, and road biking. 12.6 miles 49 feet Out & Back kid friendly hiking road biking trail running walking Expand Map Sign up now to see this map! Reviews (0)Photos (4)Recordings (0)No one has reviewed this trail yet. Be the first!