Gpx extension is associated with GPS Exchange - information transfer file. You can open these files with Gps devices or Google Eart.
It is a file that used for data exchange between GPs devices and softwares. Gpx files may include latitude longitude and coordinate point informations. You will need extra softwares to open gpx files. In this case, you can use Gps devices Google Earth or Easygps softwares. You may get detailed information from the following links : topografix.com, earth.google.com, easygps.com
What to use gpx
GPS Devices, Google Earth, EasyGPS
which page related to gpx file
gpx Related Searches
You can check related links about gpx fileextension.