Garmin gps .mps file convert to Google earth .kml file

3 setps from .mps to .gpx than to .kml
mapsource program can save direct to .gpx and google earth can read .gpx

中央研究院計算中心廖泫銘
http://www.ascc.sinica.edu.tw/gis/gps/Garmin%20mps%20to%20Google%20Earth.pdf
gps utility (.mps to .gdb)
g7 to win(.gdb to gpx)

pcc私房菜網站提供 free convert (from .mps to .kmz)
http://www.noktek.com/~gps/convert.htm
試過不過沒成功

gps visulaizer 提供轉檔功能 gps data to googel earth
http://www.gpsvisualizer.com/map?form=googleearth