Safe Sea Travel |
Units can cross seas safely |
Gain Any Advances Owned by 2 Civs |
Owner gains any advances that are known by two or more civilizations that the owner has contact with |
Double Combat Strength vs Barbarians |
Doubles defense value vs Barbarians of city that the wonder resides in |
1 Ship Movement |
Increases all ship movement rates by 1 |
1 in Each Trade-Producing Tile |
Increases trade output by 1 in each tile that already produces trade |
Doubles Research Output |
Doubles Research Output in city that the wonder resides in |
Halves Unit Upgrade Cost |
Cost of upgrading units is halved. |
Pays Maintenance for All Trade Installations |
Maintenance costs are waived for all buildings designated as Trade Installations |
Allows ALL Civs to Build Nuclear Devices |
Enables nuclear weaponry for all civilizations in the game |
City Growth causes 2 citizens |
As opposed to normal city growth of 1 citizens |
2 Free Advances |
Two free, randomly selected advances are granted |
Reduces War Weariness in All Cities |
All cities are less susceptible to the effects of War Weariness |
Doubles City Defenses |
Citys defense ratings doubled |
Allows Diplomatic Victory |
Enables the U.N. (Diplomatic) victory condition |