Under certain conditions, a hero may begin teh construction of a building. Some
types are:

ranger
warrior
noble
trader
rogue
cleric
mage
sailor

	Barracks	used to generate an army
	Warehouse	used to store trade
	Market		used to enable buying and selling
	Castle		used to secure land
	Tower		used to research spells
	Temple		used to increase the worship of a diety
	Ship		used to travel the oceans