In lanzhou, China news agency on October 6 (xinhua Dunhuang zhi-jun feng) 2016 silk road international marathon and 6 in the international tourism city the opening bell in dunhuang, gansu province, from China, Denmark, Japan, Singapore, Germany and so on more than 10 countries and regions, more than 6000 athletes to compete, enjoy the way the singing crescent lake and dunhuang mogao grottoes, etc in one thousand on the silk road in natural and human landscape. By the Chinese track and field association,...