I have used mine a little bit up at Guntersville. I have a map of the lake that actually has some of the good points, holes, and roadbeds with the coordinates listed. The Garmin etrex is a fine GPS and is very easy to use and cheap. It is listed at $99.99 at cabelas.

It's not the strongest species to survive, nor the most intelligent, but the ones most responsive to change. - Charles Darwin