7. The ancient Silk Road. Tourists ride camels in the desert in the Crescent Moon Lake (Yueyaquan) and the Singing Sand Mountains scenic spot in Dunhuang city, northwest China's Gansu province, October 3, 2012. Earlier this month, the UNESCO World Heritage Committee added a section of the ancient trade route of the Silk Road to the World Heritage list. The 33 historical sites in the Silk Road project run through China, Kazakhstan and Kyrgyzstan, with 22 located in China’s Shaanxi, Henan and Gansu provinces and the Xinjiang Uygur autonomous region. The project includes Buddhist sites, military passes and ancient city remains. [Photo/IC]