| Universities
                    and Museum around the world normally keep  botanical collections
                    as a reference for the science and very often access is restricted.
                    Nowadays aquariums are a source for 
 educational and scientific understanding of the world of the oceans. Opened
                    to the public without restriction, they offer not only entertaining
                    and interactive features for all the ages but they contribute
                    to the sensibilization of conservation
                    of the "blue planet". Sea aquarium have very often
                    some pressed seaweed exhibits, underwater live cam and videos. |