Conceptual map on types of cities worldwide with clear and organized explanations. The summary compares Western Europe, North America, Oceania, Asia and developing countries, highlighting origins, urban structure and main characteristics. Useful diagram for studying historic centers, suburbs, metropolises and megalopolises, with examples like New York, Tokyo, Sydney and Cairo. It includes current topics such as urbanization, urban pollution and slums. Simple structure with keywords to facilitate understanding and memorization.