The World Factbook is prepared by the Central Intelligence Agency and has some information on every country in the world.
https://www.cia.gov/library/publications/the-world-factbook/index.html

Atlapedia Online contains full color physical and political maps as well as key facts and statistics on countries of the world.
http://www.atlapedia.com

National Anthems of the World lets you see the words and hear the melody of all anthems.
http://www.nationalanthems.info/
http://www.navyband.navy.mil/Anthems/national_anthems.htm

Join Ophelia Owl & Parsifal Penguin on their worldwide culture tour of various countries.
http://www.ipl.org/div/cquest/

This Library of Congress website lets you search through 101 countries.
http://lcweb2.loc.gov/frd/cs/cshome.html

National Geographic Xpeditions offer activities for younger and older Xpeditioners. Giving them the opportunity to use geography to complete a variety of missions.
http://www.nationalgeographic.com/xpeditions/activities/matrix.html

October 2011 UB/112jw