The National Museums of Air and Space,Natural History,and American History

     The Smithsonian Institute has many museums.The National Museums of Natural History,Air and Space,and American History are some of the many museums that belong to the Smithsonian.The Smithsonian Institute is a group of museums and research centers administrated by the U.S. Government.The three museums that are listed above are in Washington DC ,which is the backbone of all Smithsonian Museums and Research Centers.