Upper Mustang Tiji Festival Trek is the privilege to trek towards the world's most preserved area with a thrilling experience is a wonderful experience to hold once in a time. Upper Mustang region Known as the "Last Forbidden Kingdom". It is opened since 1992 for trekkers with special authority to which a permit approved by Nepal Government is given. After all the preservation of hidden arts, cultures, and primitive lifestyle of Himalaya people resides within this territory.