A panoramic view of Yuhe River Ecological Park in Datong city, Shanxi province, Dec 4. Datong has been protecting the environment and expanding its greenery in recent years. On Dec 2, Datong was included on a list of 2017 landscape cities by China Ecological Civilization Research and Promotion Association –– the only city in Shanxi that won the honor. [Photo/sxrb.com]