The album is the joint product of the bands HulyaiHorod and Khorea Kozatska. At the same time Terra Cosaccorum is a Latin name for the Ukrainian lands which was known in Europe. In their expeditions Huyiaihorod searches for traditional songs and dances. Khorea Kozatska reconstructs an ancient aristocratic music. This tandem helps to feel and evaluate traditional and aristocratic music cultures.