To get to Great Falls from Missoula you take Highway 200 going east across Montana, out past where the bighorn sheep congregate on the road alongside the Blackfoot River, out past Potomac, with its lone bar/restaurant/gas station, out into that open expanse of high green prairie along the Rocky Mountain Front, where golden eagles ride stiff air currents looking for roadkill and mountain ranges sit distant and shimmering with melting spring snow on either side. Then you drift through the town of Lincoln, which, if it is known at all, is known only for being the base of operations for Ted Kaczynski, the Unabomber. Then it’s Simms, with its abandoned cars. Then the lazy Sun River, where roadside signs advertise little aside from a faith in God and country and a deep mistrust of government. When you get to where the Missouri River cuts sharply to the north before resuming its journey east and south to St