(Whirleygig Variation, KY-24-07) NW of Hopkinsville, Christian County, KY. KY91 (Princeton Rd.) NW 7.4 miles from jct with US68 in Hopkinsville to the quilt on the SW side of the road at 9329. Leon Roberts. (N36 56.617 W87 37.093) Photos by Jack & June Schmidt 7-14-18.