In this image there are 16 circles Posted on 2020/04/17 by Carl Robitaille In this image there are 16 circles. Don't you find them? Look again carefully and discover the 'coffer illusion' https://t.co/FTkIYhvbqp pic.twitter.com/2exEEWexPb— Massimo (@Rainmaker1973) April 17, 2020