Xiongnu name, qilian ( 祁连 ) reported by the Shiji as the homeland of the Yuezhi . A nearby mountain range, the Tannu-Ola Mountains ( Tuvan : Таңды-Уула Tangdy-Uula), also bears a synonymous name ("heavenly/celestial mountains" or "god/spirit mountains"). The mountain range lies to the north and west of the Taklamakan