World Population Distribution

More than half the world's population lives inside the circle, and yes, most of the circle is water. But it also encompasses China and India. Thanks to Ryan Folmer for tweeting the link. You can read more about the map here. As a Reddit editor noted: "There are more Muslims in the circle than outside of it. There are more Hindus in the circle than outside of it. There are more Buddhists in the circle than outside of it..."