1. CIA World Factbook - offers country profiles and reference maps.
2. 1clic1planet.com - lists the countries of the world with information including capitals, maps, populations, languages spoken, and major cities.
3. ABCNEWS.com: Country Profiles
4. Active Learning Centre - compilation of self-assessment tests in different areas of knowledge, including countries, microbiology, pharmacology, and vaccines.
5. aneki.com  - offers comparative ranking lists for world nations in a wide range of categories.
6. Atlapedia - contains physical and political maps, plus facts and statistics on the countries of the world.
7. BBC News: Country Profiles - profiles provide an instant guide to history, politics and economic background of countries with audio and video clips from the BBC archives.
8. Capitals.com - atlas and descriptions of countries.
9. Country Reports.org - profiles of world countries that include history, maps, ecnomic information, and more.
10. E-Conflict World Encyclopedia - information on the nations of the world, including national anthems, maps, flags, geography, economy, people, government, and defense.
11. Economist.com: Country Briefings - offers background information, forecasts, statistics, news, and articles from the Economist's archives.
12. Eldis Country Profiles - guide to country level information, including news, statistics, organizations, and sectoral information.
13. Geographic.org - geography learning site with country facts, maps, flags, and more.
14. Global Statistics - general data on selected countries of the world, including administrative divisions (provinces) and major cities of each country.
15. InfoNation - view and compare the most up-to-date statistical data for the Member States of the United Nations.
16. n2geo: Countries - provides geography, history, political, and economic information on every country in the world.
17. Nation by Nation - directory of the nations of the world including history, government, economic information, and links.
18. National Geographic Map Machine - downloadable political and physical maps, country facts, and other geographical resources.
19. NationMaster - allows users to graphically compare any combination of countries on a vast array of stats. Current data comes from the CIA World Factbook.
20. U.S. Library of Congress Country Studies - series of studies on nations that include facts-at-a-glance and comprehensive sections on history, society, and culture.
21. U.S. State Department: Country Profiles - provides statistics and history of geographic entities and international organizations.
22. What is the Capital City of? - lists capital cities for all countries in the world and the 50 U.S. states. Also includes thousands of quiz questions.
23. Your Nation - compare countries of the world by selecting different characteristics.
24. ABCNEWS.com: Country Profiles
25. About.com: Capitals of Every Country - lists the capitals of the 192 countries of the world.
26. CountryWatch.com - provides political, economic, and environmental news and reports on countries worldwide.
27. Economist.com: Country Briefings - offers background information, forecasts, statistics, news, and articles from the Economist's archives.
28. Global Statistics - general data on selected countries of the world, including administrative divisions (provinces) and major cities of each country.
29. Independent States in the World - State Department listing of current country names as recognized by the U.S. Government.
30. InfoNation - view and compare the most up-to-date statistical data for the Member States of the United Nations.
31. Infoplease: Countries of the World - features a brief profile, map, and the flag for each country.

Country Flags

1. Flags of the World (FOTW)  - devoted to vexillology and featuring a gallery of worldwide flags. \
2. CIA World Factbook: Flags of the World - allows easy viewing of flags from every country.
3. Flags of All Countries - flags of independent countries plus others added "by popular demand," arranged alphabetically.
4. Flags of all Countries - features images of the national flags of the world.
5. Flags of the Nations - flags of nations, states, provinces, and counties.
6. Flags of the World Icons - standardized icons depicting world country flags.
7. National Anthems, World and USA States Flags - graphics, audio files, and images of U.S., Canadian, and international flags and anthems.
8. National Flags - features images of National flags from around the world.