Reef Ocean Lake Snow Coast Hills Tundra Hills Woods Hills + Woods Grassland Hills Marsh Rainforest Woods Hills + Rainforest Hills + Woods Plains Hills Rainforest Woods Hills + Rainforest Hills + Woods Improvements Resources Floodplains Hills Oasis Desert Requirements & Modifiers Copper Aluminum Coal Iron Mine Niter Uranium Amber Diamonds Reqs Mining Apprenticeship Industrialization God of Craftsmen (Strategic only) Religious Idols (Bonus & Luxury) Ruhr Valley Jade Mercury Salt Silver Farm Quarry Stone Gypsum Marble Rice Wheat Reqs Mining Banking Rocketery Stone Circles Ruhr Valley Hills req Civil Engineering With two adj Farms (reqs Feudalism) For each adj Farm (reqs Replaceable Parts) Water Mill (Rice,Wheat) Camp Deer Furs Ivory Reqs Animal Husbandry Mercantlism Synthetic Materials Goddess of the Hunt Truffles Pasture Cattle Sheep Horses Reqs Animal Husbandry Exploration Robotics God of the Open Sky Reef Ocean Lake Snow Coast Hills Tundra Hills Woods Hills + Woods Grassland Hills Marsh Rainforest Woods Hills + Rainforest Hills + Woods Plains Hills Rainforest Woods Hills + Rainforest Hills + Woods Improvements Resources Floodplains Hills Oasis Desert Requirements & Modifiers Bananas Citrus Cocoa Coffee Cotton Plantation Dyes Incense Olives Reqs Irrigation Scientific Theory Globalization Goddess of Festivals (Cocoa,Coffee,Incense, Olives,Tea,Tobacco,Wine) Oral Tradition (Bananas,Citrus,Cotton, Dyes,Silk,Spices,Sugar) Silk Spices Sugar Tea Tobacco Wine Crabs Fishing Boats Fish Amber Pearls Reqs Sailing Cartography Plastics God of the Sea Turtles Whales Reqs Machinery Steel If adj to river Lumbermill Oil Well Oil Reqs Combustion Offshore Oil Rig Oil Reqs Plastics City Park Fishery Omissions: Reqs Liang w/ Parks&Rec Reqs Liang w/ Aquaculture If adj to a sea resource Terrain/feature specific modifiers (Aquarium,Seaport,Zoo,Chichen Itza,Huey Teocalli,Petra,St. Basil's Cathedral) City-state/civilization specific modifiers