Those diagrams are very helpful, thanks. This drawing also helped me understand it: http://maltatechnicaldiving.blogspot.com/2009/07/dive-site-of-blue-hole-in-

Those diagrams are very helpful, thanks. This drawing also helped me understand it: http://maltatechnicaldiving.blogspot.com/2009/07/dive-site-of-blue-hole-in-dahab.html http://maltatechnicaldiving.blogspot.com/2009/07/dive-site-o...