What part of the Gulf, not that it matters?
Next to the lighthouse in St Marks, Fl.
https://www.stmarksrefuge.org/st-marks-lighthouse
Better picture, this is where it happened, but the stairs were not there at the time in the late 1970s..
https://www.tallahassee.com/story/entertainment/2016/06/23/summers-time-right-racing-beach/86286302/