City_Urbantypologies+evolution City_Urbantypologies+evolution City_Urbantypologies+evolution
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outer city
outer city
outer city
outer city
inner city
inner city
inner city
inner city
18th-19th century
20th century
21st century (in_process)
21st- 22nd century
Key factors:
Key factors:
Key factors:
Key factors:
+ + + + +
+ + + +
+ + + + + +
+ + + +
Industrial Revolution Wealth Machines Employment Steam Power
Automobile Suburban Highway System Technology Advancement
Social Interaction Human Scale Alternative Transportation Sustainable City Pedestrian/bicycle Service Sector