Description: Have a little fun with images from our collections that have been designated as open access. Anyone can now download, transform, share, and reuse millions of images as part of Smithsonian Open Access.
Description: [view in Spanish]The first international scientific expedition sponsored by the United States circumnavigated the globe between 1838 and 1842, gathering natural history collections so vast they were estimated to weigh 40 tons. The U.S. Congress resolved to preserve these artifacts "collected at the expense of the government...Information about the first international
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