I have been away. Is this one still an active puzzle, or do I need to labor until Labor Day to get it?
Harvey, look at my #86 post on the previous page (click here) with the map of the site.
The Gmap4 map is interactive, so you can play with the controls. Try switching from Satellite to Hybrid view, zoom in and out, scroll the map around, and pretty soon the answer will be burning in your brain, man.