In pics: Puma Yumco Lake in Nagarze County, China's Tibet

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Photo taken on Nov. 4, 2020 shows the scenery of Puma Yumco Lake in Nagarze County of Shannan, southwest China's Tibet Autonomous Region. (Xinhua/Zhan Yan)

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Photo taken on Nov. 4, 2020 shows the scenery of Puma Yumco Lake in Nagarze County of Shannan, southwest China's Tibet Autonomous Region. (Xinhua/Zhan Yan)

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Photo taken on Nov. 4, 2020 shows the scenery of Puma Yumco Lake in Nagarze County of Shannan, southwest China's Tibet Autonomous Region. (Xinhua/Zhan Yan)

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Photo taken on Nov. 4, 2020 shows the scenery of Puma Yumco Lake in Nagarze County of Shannan, southwest China's Tibet Autonomous Region. (Xinhua/Zhan Yan)

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Photo taken on Nov. 4, 2020 shows the scenery of Puma Yumco Lake in Nagarze County of Shannan, southwest China's Tibet Autonomous Region. (Xinhua/Zhan Yan)