Folks heading to Grand Teton National Park in the coming days will have a nice selection of ranger-led activities to partake in, ranging from canoeing to full moon hikes.

In Dances With Wolves, Lt. John Dunbar requests a posting on "the frontier" because he "wants to see the frontier before it's gone." It's not too difficult to put Yellowstone National Park, between the months of December and April, as being on the last frontier of the Lower 48.While it would be relatively easy to maintain wheeled-access to Old Faithful year-round, with apparently few environmental consequences, should we shrink what little "frontier" we have left in the National Park System?

ReserveAmerica, the company that manages camping reservations for the National Park System and other federal agencies, can't seem to find a national park campground it likes. In listing its "Top 100 Family Campgrounds," the company doesn't cite a single national park campground.