Geography

World Fact Book - The World Factbook provides information on the history, people, government, economy, geography, communications, transportation, military, and transnational issues for 267 world entities.

US Geological Survey - The USGS undertakes scientific research, monitoring, remote sensing, modeling, synthesis, and forecasting to address the effects of climate and land use change on the Nation’s resources.

The Geography Site - British educator David Robinson provides background information on geographic topics (including an especially useful section on field work), lessons, an image gallery, jokes, and links for geography teachers.

InfoPlease: Countries of the World - Research any country in the world.

Demographics of the World - The demographic features of the population of the world include population density, ethnicity, education level, health measures, economic status, religious affiliations and other aspects of the population.