Khewra, billed as the world's second largest salt mine, has for centuries extracted the crucial mineral for export and has become a tourist attraction complete with a salt mosque and an electric train ...

Narrator: We went inside the mine turning this mountain into 400,000 tons of pink salt each year. The Khewra Salt Mine, here in the Punjab region of Pakistan, is the second largest salt mine in ...

Other notable salt mines include Pakistan's Khewra Salt Mine and Romania's Prahova Salt Mine. Still, Wieliczka remains unmatched in its blend of history, art, and cultural significance.