Day 10: Trek to Chusang (5-6 hours)Trace back your steps towards south. This day you will visit the Chungsi Cave Monastery which is one of the most attractive among all cave monastery of Mustang. It is believed that this is the place where Guru Padmasambava meditated with a vision to bring Buddhism in Tibet. But the ascent to the cave is steep. Chusang is another beautiful mountain village where you will stay for the night.