Divisions and Precisions

Maybe this is what Stonehenge

Maybe this is what Stonehenge was really all about...

Then, like Howard Carter stumbling on the tomb of Tutankhamen, you experience a serious rush of exhilaration, aggravated by a serious case of the heebie-jeebies, as you realize that you've just chanced on a history-making breakthrough, a discovery of earthshaking significance.