The pic you seeing is inside view of khawera salt mine .The world second largest salt mine
The main source of salt in Pakistan..
History of Salt Mine...
The salt mine located in District Jhelum and province Punjab of Pakistan was invented when Great Sikander horses started to smell something during their way...
Congratulations @devilstory! You have completed the following achievement on Steemit and have been rewarded with new badge(s) :
Award for the number of upvotes received
Click on the badge to view your Board of Honor.
If you no longer want to receive notifications, reply to this comment with the word
STOP
Do not miss the last post from @steemitboard:
SteemitBoard World Cup Contest - The results, the winners and the prizes