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.

What's New

The troy weight system is primarily used in the precious metals industry (e.g., the troy ounce is a traditional unit of gold weight). So, how would someone convert from troy pounds to kilograms? Find out by visiting The World Factbook‘s Weights and Measures page (Appendix G) and scrolling down to either kilograms or pounds, troy.

 

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Explore Countries

Explore All Countries

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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