World's oldest salt well renovated in SW China
Xinhua | 2017-01-24 14:03
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Photo taken on Jan 23, 2017 shows the renovated Shenhai salt well in Zigong, Southwest China's Sichuan province. The salt well, dug in 1835, is believed to be the oldest salt well with a depth of more than 1,000 meters in the world. [Photo/Xinhua]
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