Platte River features 8 miles of hiking trails near Louisville, NE.
From Interstate 80 and Hwy 50, go south through Springfield, then Louisville about 1.5 miles. Turn right/west on S13E (Platte River State Park sign there) after another 1/4 to 1/2 mile, turn right into park. Follow signs to the Wild Turkey cabins, where the trail begins at the circle drive between the cabins.
http://www.tripleblaze.com/trail.php?c=3&i=1346