City planning Urban renewal 193 Planning 52 History 49 Land use 43 Waterfronts 31 Economic conditions 26 more ... Architecture 24 Zoning 23 Housing 22 Social conditions 22 Streets 20 Buildings 16 Central business districts 15 Community development 15 Express highways 15 Regional planning 15 Public works 14 Buildings, structures, etc 13 Community development, Urban 13 Conservation and restoration 13 Cities and towns 12 Citizen participation 12 Civic improvement 12 Public spaces 12 Environmental aspects 11 Industries 11 Land use, Urban 11 City planners 10 Open spaces 10 less ...