The Yarlung Tsangpo Grand Canyon is one of the deepest canyons on land and longer than the Grand Canyon. Yarlung Tsangpo River near Namcha Barwa. Yarlung Tsangpo River as it courses through Tibet, with peaks Namche Barwa and Gyala Peri. The picture is centered on 29.156°N 93.983°E. The Yarlung Tsangpo Grand Canyon, also known as the Yarlung.