Original: Khowar ( ) , also known as Chitrali , is a Dardic language spoken by 400,000 people in Chitral in Khyber-Pakhtunkhwa , in the Ghizer district of Gilgit-Baltistan ( including the Yasin Valley , Phandar Ishkoman and Gupis ) , and in parts of Upper Swat .
Simplified: The Norwegian Linguist Georg Morgenstierne wrote that Chitral is the area of the greatest linguistic diversity in the world .