Old Post features 7 miles of hiking trails near Russellville, AR.
From Russellville take HWY 7 south. Just before the city limits watch for Dam Road on your right. Turn onto Dam Road and follow it into Old Post State Park. Once you pass Shepard Road take the next right. You will see the Army Corps of Engineers HQ on your left, continue past and the trail is just above the HQ.
http://www.tripleblaze.com/trail.php?c=3&i=2706