Starfall

Starfall 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 far west of Dorne near the border with the Reach. It is south of Blackmont.

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