Smithsonian magazine's 22nd Annual Photo Contest | Made possible through the support of MPB.com

13th Annual Smithsonian Magazine Photo Contest People
Underground Storage in the Rock Salt Layer

The giant storage excavated in the layer of rock salt at depth of -400m is ready for loading of more expensive sylvinite ore.

Photo Detail
Date Taken: 08.2013
Date Uploaded: 11.2015
Photo Location: Russia
Camera: NIKON D3S
Copyright: © Viktor Lyagushkin