Tourists in Tibetan attire take photos during a visit to Dukezong Ancient Town in Shangri-La, Yunnan province, in March. In the Potala Palace Square and along the ancient Barkhor Street in Lhasa, Tibet's capital, tourists can be seen everywhere, having photos taken while wearing gorgeous Tibetan clothes. "Traditional Tibetan attire is widely used by such photography services in Lhasa, but …