WELLS, Maine — It looks like a first-baseman's mitt, the sort you might see of a summertime evening at a local baseball diamond. Turn it clockwise 90 degrees, and it looks a bit like Nebraska, though that state is landlocked and lacks anything faintly resembling mighty Mount Katahdin.
Twist it 90 degrees in the other direction, and it looks like a pregnant Minnesota, with fewer lakes and better she…