Zanba, or roasted qingke barley flour, floats in the air as it settles down on Tibetans attendinga worship ceremony in the square of the Palcho monastery in Gyantse county, Xigaze prefecture, Southwest China's Tibet autonomous region, on the 15th day of the first month of the Tibetan calendar, which is also the last day of Tibetan New Year, Feb 22, 2016. [Photo by Li Zhou/For China Daily]