(Diamonds Galore, KY-01-23) N. of Columbia, Adair County, KY. KY55 (Campbellsville Rd.) N. 6.0 miles from jct with Public Square in Columbia to the quilt on the W. side of the road at 5921. Unknown. (N37 10.970 W85 19.487) Photos by Jack & June Schmidt 6-26-17.