Jomsom is also known as Dzong-Sampa or New Fort. Jomsom lies along both the banks of Kali Gandaki river in the Mustang District of Nepal. Jomsom is the capital of Mustang district. Kali Gandaki happens to be the deepest gorge in the world. The altitude of Jomsom is 2700 m. Jomsom has developed as a quaint little mountainous town. You can find cosy shops and colourful blocks of residential houses with the snow-laden Himalayas and the azure blue sky at the backdrop.