For other nice salt mines you can take a look at Wieliczka Salt Mine: https://www.krakowcard.com/blog/amazing-pictures-wieliczka-salt-mine https://www.krakowcar

For other nice salt mines you can take a look at Wieliczka Salt Mine: https://www.krakowcard.com/blog/amazing-pictures-wieliczka-salt-mine https://www.krakowcard.com/blog/amazing-pictures-wieliczka-s... It was run since 13th century till 1996 Also another salt mine that was also used across many centuries lies just around the cordner: Bochnia Salt Mine (https://en.wikipedia.org/wiki/Bochnia_Salt_Mine https://en.wikipedia.org/wiki/Bochnia_Salt_Mine).