This unique 4 day trek in Himachal Pradesh connects Parvati Valley to Chandra Valley in Lahaul. It offers a drastic changes in landscape, you begin from lush green meadows, witness some mighty snow-clad peaks and reach barren lands of Lahaul and Spiti. The 70km trek begins from Tosh village and ends at Chhotadhara.
How to reach Tosh
You have to take the Delhi-Manali bus and get down at Bhuntar, from Bhuntar buses and shared taxis are available for Barshaini. Once you are at Barshaini you will have to trek till Tosh, if you are in a private taxi they can go farther up all the way till Tosh.
Sara Umga Pass is located at an altitude of 16,533feet, it's a remote trek which takes you through a route not taken by a lot of people. It is considered to be a difficult to moderate trek and you are on a different terrain on each day of this trek. You will need a guide to do it as one can easily get lost in the forest and there are chances of witnessing wild animal as well.
This trek is strictly to be done with professionals and proper gear. Organisers like Himalayan Ecotourism, Above 14,000 Feet and Himalaya Destination do this trek, starting from ₹19,000, Bhuntar to Bhuntar, inclusive of all the equipment, guide, camping, support staff and meals.
Tosh - Budhaban - Losha Thatch - Snout Camp - Sara Umga Pass - Putiruni - Chhotadhara
When to do it
The best time to hit this trek is during summer season and autumn. Monsoon witnesses a lot of landslides in the whole region and for rest of the year this trail is covered under a thick blanket of snow.