I'm looking for any maps that would have hiking trails for great smoky mountain national park and pisgah national forest. Free would be nice be bought would be ok.
You should be able to find some .gpx data here: http://www.motionbased.com/
examples:
http://trail.motionbased.com/trail/activity/6769542
http://trail.motionbased.com/trail/activity/6308266