3 ms·

Here's some good diagrams that show the shape of the hole: https://web.archive.org/web/20080321024116/http://www.blueholeproject.com/maps.html https://web.archi

• twic 6y ago
  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...
• derbOac 6y ago
  The article was very well-written but it would have been significantly improved by diagrams like that.