Russian visitors take photos of the Diaoshuilou Waterfall at the Jingpo Lake scenic area in Mudanjiang, northeast China's Heilongjiang Province, July 7, 2012. The China-Russia cooperation in tourism has substantially progressed, which also has promoted bilateral understandings and exchange of culture in recent years. The Year of Chinese Tourism in Russia in 2013 will be inaugurated by Chinese President Xi Jinping when he visits Moscow later this month. [Xinhua/Zhang Yanhui]