Photo taken on June 16, 2016 shows Tibetan butter sculptures at a Thangka worship activity at the Tsurphu Monastery in Lhasa, capital of southwest China's Tibet Autonomous Region. An annual Thangka worship activity to show a 38-meter-by-35-meter Thangka was held at Tsurphu Monastery, a main base of the Kagyu school in Tibetan Buddhism, on Thursday, attracting many followers. The Thangka is a Tibetan Buddhist scroll-banner painting. (Photo/Xinhua)