(Historic St. Marys) NW of St. Marys, Camden County, GA. FL40 Spur (Charlie Smith Hwy) N. 1.0 miles from jct with FL40 in St. Marys, NW on Colerain Rd. 1.6 miles to the tower on the NE side of the road. (N30 47.020 W81 35.654) Photos by Jack & June Schmidt 6-27-10.