The '''Atad Mountains''', or the '''Dathreki Mountains'''{{ref|b|eElantris|c|3}} as the [[Fjordell]] called them, was a large mountain range on the continent of [[Opelon]].{{map ref|Arelon}}
It separates the [[Fjordell Empire]] and its nations and the kingdoms of [[Arelon]] and [[Duladel]].{{map ref|Arelon}}