Since the end of the scourge, Thera has slowly but surely reclaimed many of the far-flung lands it once ruled and remains the greatest power in the world of Earthdawn. This sourcebook lets players roam throughout Earthdawn's mightiest realm. It describes the island city of Thera from which the Empire sprang, as well as five Imperial provinces with an assortment of unusual cultures, new types of magic, and new creatures and races.