Unique building of the Persian civilization. Requires Market. Replaces the Bank. * Common traits: * +25% Image:20xGold5.png Gold in this city * 1 Merchant Specialist slot * +1 Image:20xGold5.png Gold per incoming Trade Route (also +1 Image:20xGold5.png Gold for the owner of the route) * +1 Image:20xScience5.png Science with Mercantilism Social policy * +1 Image:20xHappiness5.png Happiness with Capitalism Freedom tenet * Special traits: * +2 Image:20xHappiness5.png Happiness * +3 Image:20xGold5.png Gold