Garmin GPS devices read and display mapping according to its gps mapping programs. As I know garmin gps mapping display in the following hierarchy:

* City Navigator
* City Select
* MetroGuide
* MetroGuide Canada
* BlueChart g2 & BlueChart g2 Vision
* BlueChart
* LakeMaster
* Lakes
* Fishing Hot Spots
* US Recreational Lakes with Fishing Hot Spots
* MetroGuide with Roads and Recreation
* US Waterways and Lights
* US Roads and Recreation
* TOPO 24K
* TOPO
* TOPO and Topo 2008
* World Map

if you have other gps device like tomtom,magellance, it will have different gps mapping programs and display in different gps mapping hierarchy. what gps mapping programs do you like best?

Tags: garmin gps mapping, gps mapping programs, gps mapping softwares