CitiesWorld Number of urban areas with more than 5,000,000 people in each country August 9, 2017 Alex Percentage of population who live in each country’s largest city. Related Posts:The World's Forests MappedThe Oldest Cities in the U.S. MappedHuman Climate Niche Mapped3D Mapping of The Global ClimateCountries where the capital isn't the largest cityMapping Religious Identity Across the UKExploring U.S. Metropolitan AreasLargest Cities Throughout History