Come out to LETRA on 02, 16, & 30 JUN, 14 & 28 JUL, and 11 & 25 AUG to Hike Fort Sill. Hikes will start at the LETRA Country Store at 0900 and are 2+ hours long and are appropriate for all fitness levels. Hikers 8 and up are welcome. You will learn basic hiking skills, the “leave no trace” concept. Enjoy the natural beauty, get some fresh air, and observe wildlife.