Editors' Picks: the Best of Smithsonian Magazine's 7th Annual Photo Contest September 14, 2010

For its 7th annual photo contest, Smithsonian magazine received over 45,000 entries from the United States and around the world in the following five categories: Altered Images, Americana, The Natural World, People, and Travel. A panel of judges selected 50 finalists, 30 of which will be displayed in the Castle.