S.) and the famous Dells of the Wisconsin river (near Kilbourn, about 12 m.
After Black Hawk's defeat on the Bad Axe he fled to the Wisconsin river Dalles, near the present Kilbourn, where he was betrayed by the Winnebago.
The westernmost of these elevations separates the valleys of the Mississippi, and the St Croix from that of the Wisconsin river.
The eastern elevation is a ridge or cuesta formed by an outcropping hard layer of the ancient coastal plain; and it separates the Wisconsin river basin from the Fox River Valley and the streams flowing into Lake Michigan.
The Wisconsin river rises on the Upper Michigan border and flows S.