This page consists partially of information from the short story "Stranger Blood" which is not considered entirely canon.
Below, Waning Valley plunged down from New Moon Pass, bending southeastward toward the Riverland, home on Rathillien of all the major Kencyr houses. It was nearly two hundred leagues from the High Keep to Gothregor, the High Lord's citadel. Scarcely anyone had come north to this desolate outpost since the downfall of Ganth High Lord nearly forty years ago.
– Arie's narration, Blood and Ivory: A Tapestry, "Stranger Blood"
↑To Ride a Rathorn, "Chapter I: An Unfortunate Arrival", II — " 'We're closer to the Barrier than you seem to realize and what's behind that, eh? Perimal Darkling itself! Some days at High Keep, you can see Master Gerridon's House looming through the mist like it was about to push its way right through.' "