City planning History 21 Urbanization 9 Regional planning 6 Social conditions 6 Urban renewal 5 Cities and towns 4 Politics and government 4 Architecture 3 Description and travel 3 City and town life 2 Data processing 2 Economic conditions 2 Geographic information systems 2 Intellectual life 2 Political aspects 2 Urban ecology 2 Arid regions 1 Buildings, structures, etc 1 City council members 1 Civil society 1 Colonization 1 Community development 1 Dwellings 1 Environmental aspects 1 Fascism and culture 1 Geography 1 Geopolitics 1 Government policy 1 Growth 1