Tower of SALT
This is another capture deep inside the Khewra Salt mines. The tower is entirely erected of salt bricks mined right from this mountain. Small light bulbs are then inserted in some of the bricks which when turned on, give different shades of color naturally present in the salt rock.
My eldest daughter sat inside for size comparison. Its the same tower that was seen in the distance in this picture:
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Uploaded on July 04, 2012