Oh you should stop in Drum....really different area.
Milk Rivers WAY South Alta. Beautiful area,anyway Writing On Stone,is a provincial campground and theres lots of Indian Writings on the stone,walks and tours taken daily with the wardens...and an awesome river area the kids can tube down...we love it there buts quite a drive.
Another great interpetive campground is Dinosaur ParK close to Brooks,rattlers there too.But great walks,differnet land there the rest of Alta.And animals and flora thats not really native to antwhere else in the province.