PFB the suggested itinerary for Har Ki Doon to Ruinsara Taal trek: Day1 : Arrival at Sankri
Drive – 200kms, 8hrs
Arrive at Sankri Village, meet our host at Meraki Triangle, Homestay. If time permits you can explore this beautiful village or just walk around Sankri. Sankri is 200 kms from Dehradun.
Day 2: Sankri - Taluka - Seema
Drive - 12kms | Trek – 14kms
There is a 12kms jeepable road connecting Sankri with Taluka. The trail goes through dense forest of chestnut, walnut and chinars. Taluka village is situated at an altitude of 2,410mts above sea level. The trekking route from Taluka to Seema stays on the right side of Supin River. You’ll need to cross wooden bridges over streams and do occasional climbs which doesn’t last for long. While trekking you will encounter couple of alternative routes that leads to different Jaunsari villages of that region, avoid them and stick to the route. After 8kms of trekking you will see a beautiful village with unique wooden houses on the left side of the river, Gangad Village. It takes another 2 hours from this point to reach Seema. There is a GMVN Guest House at Seema along with couple of shops and houses. If you prefer Homestay Accommodation then we will cross the bridge and hike to Osla Village. Satellite Phone is available at Osla Village. Note: If there is a blockage due to landslide then you must cover the remaining distance by trekking because jeep can only drop you as far as the route is open. It is an easy walk which can be done in just 3hrs. This trekking stretch won’t tire you up but rather prepare your legs for the journey ahead.
Day 3: Seema - Har ki Doon
Trek – 12kms
After crossing Seema a giant bridge over Supin River will greet you, cross it and climb a steep route until you reach a small bridge over a stream. This is a steep climb and it will take half an hour to one hour of your time. The trekking trail is visible for the next 4kms gradually ascending towards the left top over a vast expanse of lush green meadow. After trekking for a couple of kilometers Debsu Thatch and Ruinsara Valley on the right side will open up. Kala Nag (Black Peak) and Banderpunch Range reveals itself. After reaching Kalkati Dhar there will be a change in scenery and the trail will become less demanding. You will see the shepherds grazing their flock and several trekkers passing through. Since Har ki Doon region comes in Govind Ballabh Pant Wildlife Reserve, you will witness a wide variety of flora and fauna with passing this trail. Soon the route opens up and Hata Peak becomes visible. Har ki Doon is situated at the foot of Hata Peak. There is a beautiful camping ground at Har ki Doon with a calm stream flowing in between. It is the best camping site you'll come across while trekking to Har ki Doon. There is a Forest Rest House and GMVN Guest House at Har ki Doon that provides accommodation facilities.
Day 4: Har ki Doon – Debshu Bugyal
Trek – 15kms
Descend on the trail towards Seema and cross the river for Debshu Bugyal before reaching Seema. After gradually climbing for 2hours Debsu meadow comes into view. Debsu Bugyal is a beautiful meadow 2kms in length but not that wide.
After crossing Debsu Thatch you will have to cross couple of wooden bridges over the gushing Ruinsara Gad. Ruinsara forest area is rich in vegetation but it keeps on receding as you climb up.
Day 5: Debshu Bugyal - Ruinsara Tal
Trek – 12kms
Ruinsara Tal is one of the most scenic lakes of Garhwal Himalayas overlooking lofty Himalayan peaks. Surrounded by birch trees, Ruinsara Tal (3630mts) makes a perfect campsite but this region is exposed to cold winds.
The lake is surrounded by bhojpatra trees which adds to the lake’s beauty. The trek to Ruinsara Tal from Rainbasera is a pleasant walk and not tiring. After reaching Ruinsara Tal you can further explore the region and return to campsite.
Day 6: Ruinsara Tal – Seema
Trek – 18kms
Downhill trek to Seema from Rusinara Tal will take around 6-7 hours to complete.
Day 7: Seema – Taluka - Sankri
Trek – 14kms | Drive – 12kms
Trek 14kms to Taluka and drive to Sankri Village.
Day 8: Departure from Sankri Yamuna Kriti Cottages, Hotel Krishna Palace, and Yamunotri Cottages are some of the best accommodation options in Ruinsara Taal trek.