> - Internal differential GPS system records lat. long and altitude > accurate to 2 cm > - backed up by high resolution inertial navigation system > My camera has no GPS inside, but I found it can memorize routes from max 2 times passing. I guess there's something to do with the image recording ability. So I can send it on its own to easier sessions and on the way back it will grab along a couple of Young's Double Chocolate Stouts from the corner store. Cheerio! Peeter
