What is "keylong"

Keylong (or Kyelong or Kyelang) is the administrative centre of the Lahaul and Spiti district in the Indian state of Himachal Pradesh, north of Manali and from the Indo-Tibetan border. It is located along the Manali-Leh Highway, about north-east of intersection of the Chandra Valley, the Bhaga Valley, and the Chenab Valley; on the banks of Bhaga River.