Aerial photo taken on Sept. 1, 2020 shows a view of the Miyun Reservoir in the northeast suburbs of Beijing, capital of China. The Miyun Reservoir with a capacity of around 4.4 billion cubic meters, marked its 60th anniversary on Tuesday. Over the past 60 years, Miyun Reservoir provided over 39 billion cubic meters of water to Beijing and neighboring areas. (Xinhua/Zhang Chenlin)