Click Enter Now, then you need to register or log in and if you do not have a UPC that is fine, just click Don't Have A UPC, and it will give you one, then click submit and it will tell you if you are an Instant Winner.
Four (4), 1 per Entry Period Grand Prizes. Each Grand Prize consists of a trip for winner and three (3) guests to a park, landmark or site of winner's choice within the U.S.
One Hundred Thirteen (113) First Prizes. Each First Prize winner will receive a GPS unit.
One Hundred Thirteen (113) Second Prizes. Each Second Prize winner will receive a digital camera.
Four Hundred Fifty Two (452) Third Prizes. Each Third Prize winner will receive a National Parks Guidebook. ARV: $25.00 each.
Ends September 4, 2011, Daily Entries.