http://bestgpstrackingdevices.org/garmin-gpsmap-60csx-handheld-gps-navigator-review/ for a more in depth look at the Garmin GPSMAP 60 CSx.
The Garmin GPSMAP 60 CSx Handheld GPS Navigator is a the most popular GPS for outdoor and marine use. We have reviewed it in more detail at the above link.
You can also find out where to find the best deal at that link too!