Aerial photo taken on July 9, 2017 shows the Hukou Waterfall of the Yellow River in Jixian County, north China's Shanxi Province. (Xinhua/Liu Wenli)
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Aerial photo taken on July 9, 2017 shows the Hukou Waterfall of the Yellow River in Jixian County, north China's Shanxi Province. (Xinhua/Liu Wenli)