Use your computer to search for creekside cabins in east Tennessee. Towns such as Gatlinburg, Pigeon Forge and Sevierville will have the most to offer and are the largest tourist towns of the area.
Search for Tennessee River cabin rentals to get results for cabins on creeks that empty into the Tennessee River throughout middle and western Tennessee.
Call your local travel agent. Travel agencies can recommend places that you may not be aware of or may be able to get lower rates than you can get on your own. Ask about fall tours throughout Tennessee, as it is the most popular time for travel in the area.
Contact a chamber of commerce for any town in Tennessee that seems to interest you. Tennessee also has a state chamber of commerce that specializes in travel throughout the state. Not all counties have creekside cabin rentals, but many chamber members will be able to help you find what you desire. Towns in east Tennessee will have more to offer in cabin rentals than those in middle or western parts of the state.