Quote Originally Posted by johng
i have heard of the National Park pass but was not sure if it was worth it, i will now look into it further.
I use it monthly! It is the best deal in America -- for the scale of your trip, I would recommend that you get the enhanced version -- for access into all Federal preserves. Here is the basic info. But there are many more options for camping and Alice has written a good article about the choices here.

Mark