World's oldest salt well renovated in SW China
Xinhua | 2017-01-24 14:03
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A worker processes the salt at the renovated Shenhai salt well in Zigong, Southwest China's Sichuan province, Jan 23, 2017. 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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