Illinois–Indiana–Kentucky tri-state area
The dissecting point between the three states is the confluence of the Wabash and Ohio Rivers , near the tripoint of Gallatin County , Illinois , Posey County , Indiana , and Union County , Kentucky . 
<triplet> Wabash <subj> Ohio <obj> mouth of the watercourse <triplet> Ohio <subj> Wabash <obj> tributary <triplet> Gallatin County, Illinois <subj> Posey County, Indiana <obj> shares border with <subj> Union County, Kentucky <obj> shares border with <triplet> Posey County, Indiana <subj> Gallatin County, Illinois <obj> shares border with <subj> Union County, Kentucky <obj> shares border with <triplet> Union County, Kentucky <subj> Gallatin County, Illinois <obj> shares border with <subj> Posey County, Indiana <obj> shares border with