The study of the earth and its features and of the distribution of life on the earth, including human life and the effects of human activity.
| United States |
|---|
| 50 states.com |
| Netstate.com |
| Bens Guide to US Government |
| Fact Monster US |
| The Internet Public Library |
| Countries |
|---|
| Nation Master.com |
| Unicef - Monitoring and Statistics |
| InfoPlease-Countries of the World |
| Australian Government - Department of Foreign Affairs and Trade |
| Altapedia Online |
