pt’s How-to Fridays: Using a GPS watch, XML, and satellite photos – Engadget – www.engadget.com
how I make high resolution maps of the places you jog, with the tracks overlaid on top. This is all possible using a GPS-enabled watch, called the Forerunner 201 from Garmin, the included software (Logbook) and a free application called USAPhotoMaps.