Yunadan Elowil, or Purple Curtain. The borderlands of Yaial between Abuthea and Uzzerthea, meaning the line between day and night. Also known as Tenapen from Tennant La Penuther, or "Circle of Evening." This is significant because it's the place on the world where the Tusavel is closest to Yaial, and is where Cuth and Gannies and other dimensional travelers land on Yaial.