Mustang is an ancient Himalayan Kingdom which lies in the northern central part of Nepal and at the top of the Kaligandaki River. Upper Mustang consists of two distinct regions: the southern part and the northern where the languages, culture and traditions are alike to those of the Tibetan people. This area is consider as one of the most interesting and picturesque places in Nepal. The whole area has an isolated and mystical feel to it, enchanting and inspiring visitors to this region. The trek to Lo- Manthang is through high altitude desert country climbing in and out of the huge sided valley of the Kali Gandaki. In places the gorge which the Kali Gandaki River runs through is the deepest in the world. This region is full of some of Nepal’s oldest Buddhist Monasteries, ancient and isolated villages with quaint white washed houses.