Sonic Drive-Ins Slowly Creeping Northward

Many people may not realize that there's a significant geographic bias against the northern border states by Drive-In-Style fast food chains, but this map clearly shows one exists. The map shows states with the most Sonic Drive-Ins (red), followed by those with fewer than 125 stores (purple) and those with no stores… » 11/16/07 3:30pm 11/16/07 3:30pm