Wonders
Ironworks
Description
National Wonder. Can only be built once in your empire. To unlock: Improve 4 Strategic Resources in your empire. Must be built adjacent to Industrial Zone. Each type of Bonus Resource improved by Mine or Quarry provides +2 [ICON_PRODUCTION] Production and +2 [ICON_GREATENGINEER] Great Engineer Points to all Cities within 8 tiles. Each type of Strategic Resource in this city provides +2 [ICON_SCIENCE] Science and +2 [ICON_GREATSCIENTIST] Great Scientis Points to all Cities within 8 tiles.

+2 [ICON_TOURISM] Tourism
+1 [ICON_TOURISM] extra per Era that you've advanced past this Wonder's era
Traits
Its basic yield is extended to all City Centers within 8 tiles that do not already have a bonus from this building type.
+2 [ICON_SCIENCE] Science
+2 [ICON_PRODUCTION] Production
+2 [ICON_GREATENGINEER] Great Engineer points
+2 [ICON_GREATSCIENTIST] Great Scientist points
+1000 [ICON_TOURISM] Tourism from Rock Concerts
Requirements
Technology
Metal Casting
Production Cost
750 [ICON_PRODUCTION] Production
Language