The Ohio River forms the boundary between Indiana and Kentucky.
there is no state between Kentucky and Indiana they are right on top of each other
the Ohio river
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.