Information About

World Factbook: Lots of info on other countries from the CIA

https://www.cia.gov/library/publications/the-world-factbook/

Country Studies: Library of Congress published online books about other countries

http://lcweb2.loc.gov/frd/cs/cshome.html#toc

Info Nation: United Nations info on all 185 countries

http://cyberschoolbus.un.org/infonation/index.asp

Atlapedia Online: Maps and geographical info on "Countries A to Z"

http://www.atlapedia.com/

Rulers: of most countries. info is current and  historical

http://rulers.org/