“Irrigation increases food production. Only squares adjacent to fresh water (river or lake) or to...Irrigation (Civ3)
“Colonies are built and maintained by a worker and enable exploitation of tradable resources that...Colony (Civ3)
“Units moving along a Railroad expend zero movement points. Railroads also increase the output of...Railroad (Civ3)
“A mine increases the shield Production of a square. Workers are ordered to dig mines by pressing...Mine (Civ3)
“Outposts are tile improvements in Civilization III. This article is as basic as the Warrior! You...Outpost (Civ3)
“Roads increase the output of commerce and can be built in any terrain except water squares ...Roads (Civ3)
This category has only the following subcategory.
- [×] Improvement images (Civ3) (2 F)