(Island Dunes Country Club, 1983, FL-56-13) in Jensen Beach, St. Lucie County, FL. Causeway Blvd E. 1.9 miles from jct with Indian River Dr., N. on Ocean Blvd 3.6 miles, left on drive to country club 0.2 miles to the bldg. (N27 18.337 W80 13.327) Photo by Jack & June Schmidt 6-15-10.