This is a great video that takes you to the Icewater Spring Backcountry Shelter. It also has some info you might need on backcountry hiking. Thanks to @FIRExNECK for sending me the link.
Please visit my sponsor, http://www.smokiesrentdirect.com. Stay in the Mountain Tower on your next visit to the Smokies. It is located right between Pigeon Forge and Gatlinburg.