![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
|
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
Follow the Lewis and Clark Trail and discover the flora and fauna as they described them two centuries ago. |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
|
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
This online publication aims to "revisit" a historically important scientific expedition from today's perspective of 80 years later |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
Follows marine biologists on a research expedition to the remote Galápagos Islands |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
Scientists explore both the present and the past through the natural history of deep-sea organisms and microorganisms |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
Smithsonian scientists explore the deep reaches of the Southwestern Pacific |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
A look at the complex and rich relationships among scientists throughout the Americas |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
Marine specimens collected by the United States Bureau of Fisheries in the Philippine Islands from 1907 to 1910 |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
Publications from the Smithsonian Institution Libraries digital collections |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
While mapping the American frontier for the U.S. Army, Warren collected and sent scientific specimens to the Smithsonian |
![](https://webarchive.library.unt.edu/eot2008/20090305044741im_/http://www.si.edu/images/t.gif) |
|