Lamkhaga Pass
The Lamkhaga Pass (5,282 m / 17,320 ft) is one of the toughest pass which connects Kinnaur district of Himachal Pradesh with Harshil in Uttarakhand. Harsil-Kharcham Highway will have a Lamkhaga Pass tunnel, and the highway route will also connect to Char Dham Highway and Pooh-Chumar-Hanle Highway.