A deservedly popular and medium length of river trip is combining exhilarating white water with fine scenery. One of the famous names of Himalayan Rivers, The Kali Gandaki raises in Mustang an enclave of Nepal Poking into Tibet on the other side of the Himalayas here; it is a flat and braided river, flowing in an arid open valley. As it tumbles down between the majestic Dhaulagiri and the Annapurna ranges, it creates one of the world’s deepest gorges.