Official site of the US government. Search state name for the link to that state's website.
The CIA World Factbook provides information on the history, people, government, economy, geography, communications, transportation, military, and transnational issues for 267 world entities. Maps, too!
Almanac info about the world
A massive central data source and a handy way to graphically compare nations.
TIMELAPSE - Watch the world change over the course of 3 decades of satellite photography. Mesmerizing!
Description and analysis of the historical setting and the social, economic, political, and national security systems and institutions of countries throughout the world.