Kalanka (Hindi: कलंका) is a mountain of Garhwal Himalaya in Uttarakhand India. Kalanka standing majestically at 6931 meter 22740 feet. Its the 20th highest located entirely within the uttrakhand India. Nanda Devi, is the highest mountain in this category. Kalanka is the 48th highest peak in India and 319th highest peak in the world. Southern side of Kalanka is falls under Nanda Devi National Park.