The World Factbook: 2016

"he World Factbook provides information on the history, people, government, economy, geography, communications, transportation, military, and transnational issues for 267 world entities. Our Reference tab includes: maps of the major world regions, as well as Flags of the World, a Physical Map of the World, a Political Map of the World, a World Oceans map, and a Standard Time Zones of the World map..."
World Factbook

World Factbook

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

World Factbook, 2012

Providing information on the history, people, government, economy, geography, communications, transportation, military, and transnational issues for 267 world entities, the World Factbook
now allows users to listen to the national anthems of individual countries.

The World Factbook Is Changing

"With unrest sweeping the Middle East and economic problems in Europe, The World Factbook is trying to help readers identify the factors that may underlie these social, political, and economic changes. Accordingly, the Factbook is adding new categories of societal data, which—along with other demographic and economic entries—offer additional insight into a country’s economic strength, internal stability, and impact on the environment. After a comprehensive search for datasets that are current and regularly updated, nine new fields have been added, with the World Health Organization and the World Bank providing most of the information..."