[ { name:"Farm", terrainsCanBeBuiltOn:["Plains","Grassland","Desert","Flood plains"], food:1, turnsToBuild:6, improvingTech:"Fertilizer", improvingTechStats:{food:1} }, { name:"Lumber mill", terrainsCanBeBuiltOn:["Forest"], production:1, turnsToBuild:6, techRequired:"Construction", improvingTech:"Scientific Theory", improvingTechStats:{production:1} }, { name:"Mine", terrainsCanBeBuiltOn:["Hill"], production:1, turnsToBuild:6, techRequired:"Mining", improvingTech:"Chemistry", improvingTechStats:{production:1} }, { name:"Trading post", terrainsCanBeBuiltOn:["Plains","Grassland","Desert","Hill","Tundra","Forest","Jungle","Flood plains"], gold:1, turnsToBuild:6, techRequired:"Trapping", improvingTech:"Economics", improvingTechStats: {gold:1} }, { name:"Camp", turnsToBuild:6, techRequired:"Trapping", improvingTech:"Economics", improvingTechStats:{gold:1} }, { name:"Oil well", turnsToBuild:6 }, { name:"Pasture", turnsToBuild:6, techRequired:"Animal Husbandry", improvingTech:"Fertilizer", improvingTechStats:{food:1} }, { name:"Plantation", turnsToBuild:6, gold:1, techRequired:"Calendar", improvingTech:"Fertilizer", improvingTechStats:{food:1} }, { name:"Quarry", turnsToBuild:6, techRequired:"Masonry", improvingTech:"Chemistry", improvingTechStats:{production:1} }, { name:"Road", turnsToBuild:6, techRequired:"The Wheel" }, { name:"Railroad", turnsToBuild:12, techRequired:"Railroad" } ]