The mountains got their name for a reason. Mornings and evenings the mist and clouds hung in the valleys or on the mountain peaks, giving the illusion of the smoky mountains. I love the many shades of the layers of the mountains as they gradually fade off in to the distance.
You can see more images of the Great Smoky Mountains here -
http://www.brucegmckeephotos.com/great-smoky-mountains-np.html