Visit the following links to learn about GPS Units:

http://www.geocaching.com/ (What is GeoCaching?)

https://buy.garmin.com/shop/shop.do?cID=145&pID=30120  (All about the E-trex Legend)

http://www.gpsgames.org/ (Info GPS Games Site)

http://www.kidscom.com/adventure/gps/gps.html  (Just for Fun)