Changes

Drilling

4 bytes added, 20:16, 4 February 2013

no edit summary

[[File:Petroleum_city.jpg|400px|thumb|right|Petroleum City]]

Cities specialized in Petroleum extract and process [[oil ]] for profit.

*Natural resources such as ore, coal and oil in a region are finite.

• ← Older edit
• Newer edit →

Planner

Bureaucrat

3,119

edits