Yesterday, DCist got the chance to preview the Smithsonian Museum of Natural History’s new Sant Ocean Hall, which opens to the public this Saturday. Our photographer, Meaghan Gay, said “It really is a very cool space. I am kind of a museum freak, and this blows away the Natural History museum in NY, or the one in Vienna for that matter. This is a totally interactive space, with video touch screens all around.” The musuem…