Mustang trek lying in the rain shadow of the Himalayas is perhaps the last enclave of pristine Tibetan culture. Forbidden & isolated from the rest of the World it was able to evolve its own distinctive culture and traditional which is so rich & unique. Lo-Mustang, the capital is walled city ruled by religious king. Untouched by modern civilization, life in Mustang goes on as it has for centuries in unhurried pace. A trek into the kingdom of Mustang is an unforgettable experience. Upper Mustang is restricted area of Nepal. Who wish to visit Mustang, Have to pay special permit fee and apply for permit any Gov. Resister trekking agency in Nepal.