I wish I could remember the exact routes we took to prove it to my friend Cocker's wife, but we did do it, leaving from Hyannis and hitting all five of the other New England states, with a lunch stop in Vermont.
40 years ago w/my bride the late Madame DuFarge. Lots less traffic back then.
I wonder if the Inupiaks can deal in bones and teeth, say for scrimshaw purposes? Asking for a friend who hauled a pretty big whale bone off Sandy Neck back in the last century.