The Wieliczka Salt Mine in Poland is an impressive UNESCO World Heritage Site, located just a short drive from Krakow, one of ...

The site is a serial property consisting of Wieliczka and Bochnia salt mines and Wieliczka Saltworks Castle. The Wieliczka and Bochnia Royal Salt Mines illustrate the historic stages of the ...

The Khewra Salt Mine, here in the Punjab region of Pakistan, is the second largest salt mine in the world. The pink salt comes from remnants of ancient seabeds that crystallized 600 million years ago.