I need some space on my GPS and I don't have my usual MemoryMap software installed on the laptop that I have with me in Norway.
The GPS data downloaded OK via a serial cable from my Garmin Foretrex201 that is plugged into a USB Bay 3U1S1P serial to USB converter. I used the freeware GPSBabel (http://www.gpsbabel.org/) to download the data and save it in the "Universal CSV" format.
I uploaded the CSV into the free online GPS Visualizer tool (http://www.gpsvisualizer.com/) to convert it to the Google Earth .kmz format. This displayed fine in Google Earth once I had downloaded and installed it from http://earth.google.com/.
The result is a display of how much ground I have covered by running or kayaking during the weeks that I have been in Grimstad: