As summer begins to wind down, the temperature still remains high in some places (in the Northern hemisphere, of course). Cool waters call out to those who would leap in, momentarily letting gravity have its way with them, pulling them down as they flail, shout or twist. Collected here are a handful of photos of divers around the world, showing their professional artistry, daredevil bravado, or just simple joy as they take the plunge. ( 36 photos total