You can Improve the Maps!! These maps are based on the freely available wikipedia like Openstreetmap Map Database. You should consider uploading your GPS tracks to .Using a GPS for cycletouring. Why we decided to use a GPS I was a little a resistant at first to using a GPS on tour as it was just another electronic piece of .GPS Visualizer is a free utility that creates customizable maps and profiles from GPS data tracklogs waypoints , addresses, or coordinates..The Global Positioning System GPS satellite network provides precise positioning and timing information, free, to all users worldwide. The difference between .