| Requirement | Building | Effect | % Correct |
|---|---|---|---|
| Pottery | Granary | +2 Food, +1 Food for Wheat, Banana and Citrus | 100%
|
| Writing | Library | +1 Science for every 2 Citizens | 100%
|
| Philosophy | Temple | +2 Faith | 100%
|
| Horseback Riding | Stable | +15% Production of mounted units, +1 Production for every Horses, Sheep and Cattle | 98%
|
| Industrialization | Factory | +10% Production, +4 Production | 96%
|
| Education | University | +33% Science, +2 Science from jungle tiles | 96%
|
| Banking | Bank | +25% Gold, +2 Gold, +1 Gold per incoming trade route | 94%
|
| Masonry | Walls | +5 City Combat Strength, +50 City HP | 94%
|
| Optics | Lighthouse | +1 Food from sea tiles, +1 Food from Fish, +1 Production on sea resources | 92%
|
| Bronze Working | Barracks | +15 XP for all military units built in the city | 90%
|
| Chivalry | Castle | +7 City Combat Strength, +25 City HP | 90%
|
| Biology | Hospital | +5 Food | 90%
|
| Currency | Market | +25% Gold, +1 Gold, +1 Gold per incoming trade route | 90%
|
| Archeology | Museum | +1 Culture, 2 Great Work of Art slots | 90%
|
| Astronomy | Observatory | +50% Science | 90%
|
| Pottery | Shrine | +1 Faith | 90%
|
| Currency | Mint | +2 Gold for Gold and Silver | 88%
|
| Engineering | Aqueduct | +40% of the Food is carried over after a new Citizen is born | 86%
|
| 200 Faith | Mosque | +1 Happiness,+2 Culture, +3 Faith | 86%
|
| 200 Faith | Cathedral | +1 Happiness, +1 Culture, +1 Faith, 1 Great Work of Art slot | 84%
|
| Compass | Harbor | Forms a city connection with the capital, 50% increase in the range of naval trade routes, +2 Gold from naval trade routes | 84%
|
| n/a | Monument | +2 Culture | 84%
|
| Scientific Theory | Public School | +1 Science per 2 Population, +3 Science | 84%
|
| Refrigeration | Stadium | +2 Happiness | 84%
|
| Electricity | Stock Exchange | +3 Gold, +25% Gold | 84%
|
| Economics | Windmill | +2 Production, +10% Production for buildings | 84%
|
| Trapping | Circus | +2 Happiness | 82%
|
| Steel | Armory | +15 XP for all military units built in the city | 80%
|
| Nuclear Fission | Nuclear Plant | +15% Production, +5 Production, requires 1 Uranium | 80%
|
| Acoustics | Opera House | +1 Culture, 1 Great Work of Music slot | 80%
|
| 200 Faith | Pagoda | +2 Happiness, +2 Culture, +2 Faith | 80%
|
| Electricity | Police Station | -25% enemy spy stealing rate | 80%
|
| Printing Press | Zoo | +2 Happiness | 80%
|
| Construction | Colosseum | +2 Happiness | 78%
|
| Mathematics | Courthouse | Reduces Unhappiness from occupied cities | 78%
|
| The Wheel | Water Mill | +2 Food, +1 Production | 78%
|
| Metal Casting | Workshop | +2 Production, +10% Production | 78%
|
| Theology | Garden | +25% Great People generation | 76%
|
| Military Science | Military Academy | +15 XP for all military units built in the city | 76%
|
| Metal Casting | Forge | +15% Production of land units,+1 Production for Iron | 74%
|
| 150 Faith | Monastery | +2 Culture, +2 Faith, +1 Culture and +1 Faith for Wine and Incense | 74%
|
| Ecology | Solar Plant | +15% Production, +5 Production | 74%
|
| Calendar | Stone Works | +1 Happiness, +1 Production, +1 Production on Marble and Stone | 74%
|
| Navigation | Seaport | +15% Production for naval units, +1 Production and +1 Gold from sea resources | 72%
|
| Drama and Poetry | Amphitheater | +1 Culture, 1 Great Work of Writing slot | 70%
|
| Horseback Riding | Caravansary | 50% increase in the range of land trade routes, +2 Gold from trade routes to another civ | 68%
|
| Refrigeration | Hotel | 50% of Culture output of Wonders and tile improvements added to Tourism, +50% Tourism for Great Works | 68%
|
| Metallurgy | Arsenal | +9 City Combat Strength, +25 City HP | 66%
|
| Radio | Broadcast Tower | +2 Culture, +33% Culture, 1 Great Work of Music slot | 66%
|
| Plastics | Research Lab | +50% Science, +4 Science | 64%
|
| Radar | Airport | 50% Culture from Wonders and tile improvements added to Tourism, +50% Tourism from Great Works | 60%
|
| Banking | Constabulary | -25% enemy spy stealing rate | 60%
|
| Ecology | Recycling Center | 2 Aluminum | 60%
|
| Robotics | Spaceship Factory | +50% Production of Spaceship Parts, +3 Production | 60%
|
| Telecommunication | Bomb Shelter | -75% Population loss on nuclear attack | 58%
|
| Electricity | Hydro Plant | +1 Production in every tile without a mountain next to a river | 58%
|
| Penicillin | Medical Lab | +25% Food carried over after new Citizen is born | 58%
|
| Replaceable Parts | Military Base | +12 City Combat Strength, +25 City HP | 48%
|