River Valley is a tropical, subtropical, high mountain with a cold, cold, vulgar "one mountain at Four Seasons, different weather within 10 km".

江边河谷属热带、亚热带，高山属冷凉高寒带，俗有“一山分四季，十里不同天”之称。

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Here, four things to do in the off-the-beaten-track Red River valley, due south of the province's capital, Kunming.

WSJ: Only in...Yunnan