Upper Mustang trek in Nepal Required Permit for Upper Mustang Trek – NEPAL GUIDE INFO this costs $500 per person for 10 days. If longer is required, an additional $50 per day is charged. No TIMS or Trekkers Information Management System Walled City Lo Manthang • Centuries old monasteries in Tsarang, Lomanthang and Ghar Gompa • Jhong Cave Hidden behind the Himalayan giants Dhaulagiri and Annapurna, Mustang is a small area that lies in the southern border of the Tibetan highland and is a restricted area that requires a special trekking permit through a registered trekking company like Nepal Planet Treks and ExpeditionsPvt. Ltd . The Mustang trekking trail consists of treeless deserted scenery, vertical rocky paths up and down the hill and beautiful views of Mt. Dhaulagiri, Nilgiri, and Annapurna, Tukuche pea...