>>There is a National Wildlife Refuge in the Texas panhandle whose name I forget, that has a campground. I think it's nice to see what the prairie looks like when it isn't covered with wheat or grazed by cattle. It has wild turkeys and quail.
>
>Couldn't find this on my maps...

Many road maps don't show many National Wildlife Refuges, except for the bigger ones like Wichita Mountain. They are getting better. It depends on the publisher. The one in the Texas panhandle (whose name I can't remember) may not have been that close to I-40.