Another view of the crest of the Tavan Bogd Mountains. Chigertyn Valley in the Altai Mountains. The Mongolian-Chinese border runs along the crest of the mountains on the horizon. The 368 mile-long Khovd River the largest river in Bayan Olgii aimag. Two streams which flow out of Khurgai and Dayan lakes in Altai Tavan Bogd National Park combine to form the Khovd.
Local opinion differs as to which lake is the actual source of the river.
The Khovd is clear, as shown here, until the it joins Tsagaan River, a glacier stream which flows from the snout of Potanin Glacier. The Three Lakes District of Bayan-Olgii aimag. Shown is the upper end of Khoton Nuur, the northernmost of the lakes, with the crest of the Altais on the horizon. The Three Lakes Region abounds with ancient monuments. According to local legend the great Oirat warrior Galdan is buried somewhere on its slopes.