Paro Tshechu is one of the most famous festivals in Bhutan. Many peopletravel from around the world and neighboring districts to participate in the festival. On the last day of the celebration, a gigantic Thangka (Thongdrel) of Guru Rinpoche will be displayed inside the Dzong. The Thongdrel will be displayed early in the morning and for a few hours only. It is believed that one can cleanse their own sins upon viewing the Thongdrel.