The Southern reach of the Tri-King Mountains where they extend past the Firth of Durin into the Southern Ocean. Tri-King Fortress, from which they take their name has spawned four well fortified mining outposts to the South. In order from the Southernmost, they are a gold mine at DK#4, a copper mine and large harbor at DK#2, a silver mine at DK#1, and tin and iron mines at DK#3.
On the Southernmost point is the Free Imperia Navy fortified lighthouse IN#21.