These are some pictures that I took using a scanning electron microscope. Its a microscope that uses electrons to form a picture rather than light. It allows a much higher magnification since the beam of electrons is so small. I just thought they were interesting.
http://reefcentral.com/gallery/showgallery.php?ppuser=156128&cat=500&thumb=1
http://reefcentral.com/gallery/showgallery.php?ppuser=156128&cat=500&thumb=1