Aspyr Media announced today that Sid Meier's Civilization IV: Colonization, the latest installment in the Civilization IV series developed by Firaxis Games, will be released for Mac in North America this holiday season. In Colonization, players lead one of four European nations on a quest to conquer and rule the New World. Players will be challenged to guide their people from the oppressive motherland, discover the New World, and negotiate, trade and fight with both the natives and other nations as they acquire power and fight for freedom and independence.