I checked their web site also.
I also think it's a great idea, as long as we can work around their Octoberfest schedule, as I'm sure most accommodations will be booked well in advance. Hence, we would need to get a head start on it and might want to scout the route early.
The Dragon is close enough, and those are prices most anybody interested in doing the run can afford.
Just as an FYI:
Fontana Dam, N.C. is about 175 miles north of Atlanta.