The Old Duchy of Balla and Tréigthe, formerly just the Duchy of Tréigthe, is the current administrative centre of the Grand Duchy of Tir and the former military hub of The Kingdom of Tir.
The mines in the mountains along the Manzil border to the east are the Grand Duchy's largest producers of Iron Ore and Copper Ore, as well as producing Coal, Amethyst and Jasper.