Fernbank Museum of Natural History, in Atlanta, Georgia, is a museum that presents exhibitions and programming about natural history. Fernbank Museum has a number of permanent exhibitions and regularly hosts temporary exhibitions in its expansive facility, designed by Graham Gund Architects. Giants of the Mesozoic, on display in the atrium of Fernbank Museum, features a 123-foot long Argentinosaurus, the largest dinosaur ever classified; as well as a Giganotosaurus.