![Miners digging out salt blocks by hand in the Danakil Depression on January 22, 2017 in Dallol, Ethiopia.](https://www.okayafrica.com/media-library/miners-digging-out-salt-blocks-by-hand-in-the-danakil-depression-on-january-22-2017-in-dallol-ethiopia.jpg?id=51449560&width=1200&height=800&quality=85&coordinates=0%2C0%2C0%2C0)
Miners digging out salt blocks by hand in the Danakil Depression on January 22, 2017 in Dallol, Ethiopia.
Photo by Carl Court/Getty Images.
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Miners digging out salt blocks by hand in the Danakil Depression on January 22, 2017 in Dallol, Ethiopia.
More than 20 artisanal miners remain stuck under a cave after it collapsed on the night of February 8.