This map has an error on it. Clinton and Washington counties appear to be merged into one super county. Refer to this page for a correct county map:
http://geology.com/state-map/maps/illinois-county-map.gif
Yeah the same issue and then some exists for Shelby and McLean county. — Preceding unsigned comment added by 163.191.88.2 (talk) 20:29, 11 July 2011 (UTC)
