Guests paint the eyes of dragons during a temple fair celebrating the Longtaitou Festival in the Laolongtou Scenic Spot, the starting point of the Great Wall, in Qinhuangdao City, north China's Hebei Province, March 10, 2016. The Longtaitou Festival, which means "dragon raises head" in Chinese, is a traditional Chinese festival held on the second day of the second month in the Chinese lunar calendar. (Xinhua/Guo Yaru)