Godsgrace

Godsgrace is a castle in Game of Thrones. It is a holdfast in Dorne, the region controlled by House Martell of Sunspear. The castle is located in the centre of Dorne where the Scourge meets the Greenblood.

In the books
In the Song of Ice and Fire novels Godsgrace is the seat of House Allyrion. Its location is the same.