[

	{
		"name": "Farm",
		"terrainsCanBeBuiltOn": ["Plains","Grassland","Desert","Flood plains"],
		"food": 1,
		"turnsToBuild": 7,
		"techRequired": "Agriculture",
		"uniques": ["Can also be built on tiles adjacent to fresh water", "[+1 Food] on [fresh water] tiles once [Civil Service] is discovered", "[+1 Food] on [non-fresh water] tiles once [Fertilizer] is discovered"],
	},
	{
		"name": "Lumber mill",
		"terrainsCanBeBuiltOn": ["Forest"],
		"production": 1,
		"turnsToBuild": 7,
		"techRequired": "Construction",
		"uniques": ["[+1 Production] once [Scientific Theory] is discovered"]
	},
	{
		"name": "Mine",
		"terrainsCanBeBuiltOn": ["Hill"],
		"production": 1,
		"turnsToBuild": 7,
		"techRequired": "Mining",
		"uniques": ["[+1 Production] once [Chemistry] is discovered"]
	},
	{
		"name": "Trading post",
		"terrainsCanBeBuiltOn": ["Plains","Grassland","Desert","Hill","Tundra","Forest","Jungle","Flood plains"],
		"gold": 1,
		"turnsToBuild": 7,
		"techRequired": "Guilds",
		"uniques": ["[+1 Gold] once [Economics] is discovered"]
	},
	
	// Resource-specific
	{
		"name": "Camp",
		"resourceTerrainAllow": ["Forest"],
		"turnsToBuild": 7,
		"techRequired": "Trapping",
		"uniques": ["[+1 Gold] once [Economics] is discovered"]
	},
	{
		"name": "Oil well",
		"turnsToBuild": 9,
		"techRequired": "Biology"
	},
	{
		"name": "Pasture",
		"turnsToBuild": 8,
		"techRequired": "Animal Husbandry",
		"uniques": ["[+1 Food] once [Fertilizer] is discovered"]
	},
	{
		"name": "Plantation",
		"turnsToBuild": 6,
		"gold": 1,
		"techRequired": "Calendar",
		"uniques": ["[+1 Food] once [Fertilizer] is discovered"]
	},
	{
		"name": "Quarry",
		"turnsToBuild": 8,
		"techRequired": "Masonry",
		"uniques": ["[+1 Production] once [Chemistry] is discovered"]
	},
	{
		"name": "Fishing Boats",
		"terrainsCanBeBuiltOn": ["Coast"],
		"food": 1,
		"techRequired": "Sailing",
		"uniques": ["[+1 Gold] once [Compass] is discovered"]
	},

	// Military improvement
	{
		"name": "Fort",
		"terrainsCanBeBuiltOn": ["Plains","Grassland","Desert","Hill","Tundra","Snow","Forest","Jungle"],
		"turnsToBuild": 6,
		"techRequired": "Engineering",
		"uniques": ["Gives a defensive bonus of [50]%", "Can be built outside your borders"]
	},

	// Transportation
	{
		"name": "Road",
		"turnsToBuild": 4,
		"techRequired": "The Wheel",
		"uniques": ["Can be built outside your borders"]
	},
	{
		"name": "Railroad",
		"turnsToBuild": 4,
		"techRequired": "Railroad",
		"uniques": ["Can be built outside your borders"]
	},
	
	// Removals
	{
		"name": "Remove Forest",
		"turnsToBuild": 4,
		"terrainsCanBeBuiltOn": ["Forest"],
		"techRequired": "Mining",
		"uniques": ["Can be built outside your borders"]
	},
	{
		"name": "Remove Jungle",
		"turnsToBuild": 7,
		"terrainsCanBeBuiltOn": ["Jungle"],
		"techRequired": "Bronze Working",
		"uniques": ["Can be built outside your borders"]
	},
	{
		"name": "Remove Fallout",
		"turnsToBuild": 8,
		"terrainsCanBeBuiltOn": ["Fallout"],
		"techRequired": "Atomic Theory",
		"uniques": ["Can be built outside your borders"]
	},
	{
		"name": "Remove Marsh",
		"turnsToBuild": 6,
		"terrainsCanBeBuiltOn": ["Marsh"],
		"techRequired": "Bronze Working",
		"uniques": ["Can be built outside your borders"]
	},

	// These are unique and have unique in-game checks related to them
	{
		"name": "Remove Road",
		"turnsToBuild": 2,
		"uniques": ["Can be built outside your borders"]
	},
	{
		"name": "Remove Railroad",
		"turnsToBuild": 2,
		"uniques": ["Can be built outside your borders"]
	},
	{
		"name": "Cancel improvement order",
		"uniques": ["Can be built outside your borders"]
	},
	
	// Great Person improvements
	{
		"name": "Academy",
		"science": 8,
		"uniques": ["Great Improvement", "[+2 Science] once [Scientific Theory] is discovered"]
		// in Gods & Kings academy will also have "[+2 Science] once [Atomic Theory] is discovered"
	},
	{
		"name": "Landmark",
		"culture": 6,
		"uniques": ["Great Improvement"]
	},
	{
		"name": "Manufactory",
		"production": 4,
		"uniques": ["Great Improvement", "[+1 Production] once [Chemistry] is discovered"]
	},
	{
		"name": "Customs house",
		"gold": 4,
		"uniques": ["Great Improvement", "[+1 Gold] once [Economics] is discovered"]
	},
	{
		"name": "Citadel",
		"uniques": ["Gives a defensive bonus of [100]%", "Deal 30 damage to adjacent enemy units", "Great Improvement"]
	},

	//Civilization unique improvements
	{
		"name": "Moai",
		"uniqueTo": "Polynesia",
		"culture": 1,
		"turnsToBuild": 4,
		"uniques": ["[+1 Culture] for each adjacent [Moai]", "Can only be built on Coastal tiles", "[+1 Gold] once [Flight] is discovered"],
		"techRequired": "Construction"
	},
	{
		"name": "Terrace farm",
		"uniqueTo": "Inca",
		"terrainsCanBeBuiltOn": ["Hill"],
		"food": 1,
		"turnsToBuild": 7,
		"uniques": ["[+1 Food] for each adjacent [Mountain]", "Cannot be built on bonus resource", "[+1 Food] on [fresh water] tiles once [Civil Service] is discovered", "[+1 Food] on [non-fresh water] tiles once [Fertilizer] is discovered"],
		"techRequired": "Construction"
	},
	
	{ "name": "Ancient ruins" },
	{ "name": "City ruins" },
	{ "name": "Barbarian encampment" }
]