 The main tribes featured in the series are the Kaleri and the Harai, the latter of which is considered untrustworthy.Although much of the region is uninhabited, there are some large towns on the rivers which aid the Great South trade route, including Southport and Rivermeet.The Plains are the main location for "Crystal Mask," in which they are the home of Shaiala Two Hoof and the location for Frazhin's Khizalace, and also appear in "Dark Quetzal".