Is this the Everglades most confusing corner?
The S-333 definitely ranks among the top 10.
Here’s a 360 degree video with narration that explains it.
Of course to understand it completely requires reading a couple books and brushing up on a few mathematical equations, plus spending random hours on end with the old timers who will tell you who built it and why it didn’t work as planned and what needs to be done instead.
Hard to believe such a simple looking structure can be so confusing.