Hunza is one of districts of Gilgit Baltistan. the Video's credit goes to National geographic for the effort they made to share some information about Hunza. Basically Hunza is divided into three regions, Lower, Central and Upper Hunza. In Lower Hunza Live Shanaki and some Brusho Families too,in central Hunza there live Brusho people while Upper Hunza is populated with Wakhi clan, while there is another cast too who are called Berish. Tshanki Have their own Language, Tshina an indo European Language, Burusho Speak Brushaski which is popularly know as Mishashki, Upper Hunza People Speak Wakhi while Berisho have their own language.