U.S. Geological Survey department's mapping section. Include detailed geographical and geological maps of the United states viewable online. Offers maps, publications, and tools for sale. Links provided to related resources.

Provides data and mapping products including aerial photography, topographic maps, satellite images, vector data, digital elevations, geological maps, and mapping software. Also offer custom mapping and aerial photography services.

Online tool for graphically comparing nations on all kinds of stats. Search by region or category.

View world maps based on population, transportation, natural resources, political boundaries. Geographical relationships of data categories can be visualized with maps of countries of the world.

Online world atlas with geographic, economic, political, historical and cultural information. Includes maps, flags, currency conversion, climate and time zone information.

Geospatial data made by the QuickBird satellite and information provider. Image gallery, product info, company overview, and news.

Contains full color physical and political maps as well as key facts and statistics on countries of the world. Resources section contains additional school or homework resources.