(Grand Basin) in St. Louis, MO. McCausland Av. (becomes Skinner Blvd) N. 1.1 miles from jct with I64 exit 33D, E. on Lagoon Dr. 0.6 miles to the cake on the S. side of the road. (N38 38.587 W90 17.482) Photos by Jack & June Schmidt 4-22-14.