Nehru Institute of Mountaineering climb four unnamed peaks and named it after former Prime Minister Atal Bihari Vajpayee According to Colonel Amit Bisht, principal N.I.M.

[2] Atal I was climbed by Nehru Institute of Mountaineering led by Colonel Amit Bisht, principal N.I.M.in October 2018.

The expedition was flagged off from Dehradun on October 4 by Chief Minister of Uttarakhand Trivendra Singh Rawat.

[3][4] Neighboring or subsidiary peaks of Atal I: Shyamvarn bamak on the western side.

From the snout of Gangotri Glacier which was called Gomukh emerges Bhagirathi river.