Dozens of dilapidated stone buildings are all that remain of the once-thriving border village of Martoli, in the northern Indian state of Uttarakhand. Nestled in the Johar Valley and surrounded by Himalayan peaks, the most notable being Nanda Devi, once considered the tallest mountain in the world, this village had traded sugar, lentils, spices, and cloth for salt and wool with Tibetans across the border.
The nomadic inhabitants of several villages spent the winter months in the plains gathering goods to be traded with Tibetans in the summer. However, the border was sealed following an armed conflict between India and China in 1962, disrupting life in the high villages and leaving people with little incentive to return.
Kishan Singh, 77, was 14 when he left with his family to settle in t