Rohtang pass is situated 51 km from Manali at an altitude of 3978 m (13400 ft), on the highway of Keylong. It is a gateway to Lahaul Valley. There is a beautiful Dashohar lake, left of the pass. It offers immense trekking oppurtunities.
Here one sees the majesty of the mountains at its height and splendour. At the top of the Pass the air seems to glitter against the snow as you look down over herringboned ridges into the Lahaul Valley. The pass is covered with snow for nearly nine months in the whole year.
The pass is open from June to September each year. The pass normally opens for traffic after mid-June and officially closes in November. Regular bus services are available.