Directions: From I-44 Take the State Highway 49 Exit (Medicine Park/Wichita Mtns Wildlife Refuge). Drive approx. Six miles and turn left at the LETRA Dam. Park at the end of the road (1/2 mile).
Trail Information: Begin your run by crossing the dam and following the road through the LETRA outdoor center, aim for the large mountain to the west and you have entered the LETRA trail system. This is the same ground that the 12 Miles of Hell mountain bike race is held. There is no set course but the trails are well groomed and easy to follow. You can customize your runs from short 2 milers to lung burning 14 milers. The terrain is rough and the climbs are steep.
Miscellaneous Information: LETRA is situated on the Fort Sill Military Reservation. Runners and mountain bikers are allowed access. There is alot of loose rocks coupled with steep decents. People with bad ankles beware.