This document discusses human settlements from their origins to modern times. It describes the different types of early human settlements, from primitive non-organized settlements to today's universal or "ecumenopolis" cities. Key factors that determined settlement sites are also outlined, such as access to water, defensive positioning, and fertile soil. Common settlement patterns like dispersed, linear, and nucleated configurations are defined. The document concludes by examining city layouts, from irregular medieval towns to planned grids, and the various functions settlements serve, including residential, commercial, industrial and more.