A service of the U.S. Central Intelligence Agency, this site, like the Europa World Yearbook, has facts and profiles of nations around the globe. It's easily searchable in multiple ways, including by clicking on a map.
The Lbrary of Congresss' country studies are designed to assist researchers in carrying out international journalism and scholarship. The studies provide historical, cultural, social, political and economic overviews and include bibliographies.
This site, a service of the U.S. State Department's Bureau of Consular Affairs, gives information on passports and travel warnings, along with tips on international travel and basic facts and descriptions of nations around the world.