Ancient Era
Classical Era
Medieval Era
Renaissance Era
Modern Era
Atomic Era
Information Era
Future Era
Sanitation
Traits
Era
Industrial Era
Science Cost
2400 [ICON_SCIENCE] Science
Eureka
Build 2 Neighborhoods.
Unlocks
Medic
Sewer
Recycling Plant
Hospital
Public Health
Tech Tree
Prerequires
Civil Engineering
Industrialization
Leads To
Chemistry
Biology
Language