American Memory
The Library of Congress historical collection for the National Digital Library.

Atlapedia Online
Atlapedia Online contains full color physical and political maps as well as key facts and statistics on countries of the world.

DesertUSA
A great site filled with information on Plants and Wildlife of the American desert.

The Library of Congress Country Studies
An amazing site put together by the Library of Congress that contains studies of more than 70 countries.

USGS
What Do Maps Show. A wonderful on line lesson with maps.

Visit the National Parks by State
This page is part of the National Parks Service's web site. Provides information about national parks located in each state.

World Atlas
Maps and Geography of the World. This world atlas includes an alphabetical list of countries and continents or countries organized by continent and region. This atlas also includes maps and geographical information for U.S. states and territories, major world cities and oceans.