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Stone Art Blog: The ancient salt mines of Wieliczka, a blog post from Poland
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Wieliczka Salt Mine - royal salt mines near Krakow (Poland)
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Wieliczka, Poland - World's Most Famous Salt Mine — Adventurous Travels | Adventure Travel | Best Beaches | Off the Beaten Path | Best Countries | Best Mountains Treks
St. John Chapel Wieliczka Salt Mine, Krakow Poland Stock Photo - Alamy