![A view of a dam on the Majia River in Wudi County, East China\'s Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)](http://www.ecns.cn/hd/2019/01/25/6720e22737e84d209b61138f59ca13c5.jpg)
A view of a dam on the Majia River in Wudi County, East China's Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)
![A view of a dam on the Majia River in Wudi County, East China\'s Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)](http://www.ecns.cn/hd/2019/01/25/2dca065846ca4622a52224ab82ae8542.jpg)
A view of a dam on the Majia River in Wudi County, East China's Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)
![A view of a dam on the Majia River in Wudi County, East China\'s Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)](http://www.ecns.cn/hd/2019/01/25/9d6cee02a95d429c85858836547f226a.jpg)
A view of a dam on the Majia River in Wudi County, East China's Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)
![A view of a dam on the Majia River in Wudi County, East China\'s Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)](http://www.ecns.cn/hd/2019/01/25/da79c822ead44273a1ea139cd4e6a57f.jpg)
A view of a dam on the Majia River in Wudi County, East China's Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)
![A view of a dam on the Majia River in Wudi County, East China\'s Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)](http://www.ecns.cn/hd/2019/01/25/547c3e111f1247708293e99d9b3f39e3.jpg)
A view of a dam on the Majia River in Wudi County, East China's Shandong Province, Jan. 24, 2019. The horse cheek-shaped river dates back to the legendary Yu the Great some 4,000 years ago. Because of a water conservation project, the water is frozen on just one side. (Photo/IC)