Liu Xuezhen, a 71-year-old folk artist, sings at home in Shuhe town, Xunyang county, in Northwest China's Shaanxi province, Aug 2, 2015. Located 53 kilometers to the east of Xunyang county, Shuhe ancient town was once a famous port in China's maritime history. The town highlights old streets full of stores and seller stands. Visitors could touch the stone walls of thousand-year-old castles, and enjoy the beauty of ancient buildings.[Photo/Xinhua]