On Sat, May 28, 2011 at 9:13 PM, Nathan Mills <nathan at nwacg.net> wrote: > Take, as an example, US 84 in western Alabama. FWIW, Google has it as the top level non-motorway. As far as I can tell there's no other more important east-west road within 50 miles. What road would you use traveling east/west along the same route?