Shark Bay - Stromatolites Western Australia - Australia Cathrin Eszbach https://s3-ap-southeast-1.amazonaws.com/gounesco.com/wp-content/uploads/2014/03/03093816/sharkbay-jan1998-1024x680.jpghttps://s3-ap-southeast-1.amazonaws.com/gounesco.com/wp-content/uploads/2014/03/03093816/sharkbay-jan1998-150x150.jpgCathrin Eszbach