Salt Mines

Goderich, Canada - July 16 - A worker monitors the road salt bagging. The nearby Evaporating plant, processes the salt and bags it for transportation. The largest operating salt mine in the world is in Goderich, Ontario and is run under the name Sifto with the parent company Compass Minerals. The mine runs the depth of the CN tower under Lake Huron and goes into the lake for 9kms or so and provides table, agricultural and road salt. They also have a nearby processing plant to refine the mineral. July 16, 2014 (Richard Lautens/Toronto Star via Getty Images)