The World Factbook

The World Factbook provides basic intelligence on the history, people, government, economy, energy, geography, environment, communications, transportation, military, terrorism, and transnational issues for 266 world entities.

Travel the globe with CIA’s World Factbook.

Fact of The Day

April 18, 2024

The Rock Churches of Ethiopia

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What's New

Ever wonder what the Total fertility rate field represents or why it is useful? Not sure what is included and what is not included in the Total renewable water resources field? To answer questions like these and to better understand what The World Factbook's data represents, please visit the helpful Definitions and Notes section under the References tab.

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Explore Countries

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World Travel Facts

Travel more intelligently with The World Factbook Travel Facts. Here’s what you should know about each country before you go.

One-page Country Summaries

Pressed for time? Check out our one-page summaries for essential information on each country.

Flags of the World

Every flag has a story. View flags of all the world’s countries and territories to learn the symbolism behind each design.

Country Comparisons

Love data? The World Factbook has over 65 rank order pages that compare country data in specific fields.

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