Britannica
Sources used in this answer
Which Tien Shan range forms the southern border of the Fergana Valley?
Created from Britannica articles
using AI.
AI can make mistakes, so verify using Britannica articles.
Tien Shan
The Tien Shan mountain range and the Takla Makan Desert.
The Fergana Valley is bordered on the south by the Alay and Turkistan ranges, which are part of the southern Tien Shan mountain system.12