Muslim pilgrims read from a copy of the Koran as the pray on Mount Arafat, near the holy city of Mecca, ahead of the hajj main ritual, on October 14, 2013.
Using the CIA Factbook, we labeled the countries in the world where more than half the population considers themselves religiously affiliated. The darker shades represent the countries with the highest percentages of religious citizens. Click on any of the maps below to see an enlarged version.
The World is an independent newsroom. We’re not funded by billionaires; instead, we rely on readers and listeners like you. As a listener, you’re a crucial part of our team and our global community. If you’ve been thinking about making a donation, this is the best time to do it. Your support is vital to running our nonprofit newsroom, and we can’t do this work without you. All donations between now and June 30 will be matched 2:1. Will you help keep our newsroom on strong footing by giving to The World?