The document summarizes information about two Polish sites on the UNESCO World Heritage List - the Royal Salt Mines in Wieliczka and the Białowieża Forest. The Royal Salt Mines in Wieliczka are located near Kraków, Poland. Tourists can visit the mines and learn about their history of salt extraction starting in the 13th century. Guided tours of the mines are organized for visitors. The Białowieża Forest straddles the border between Poland and Belarus. It contains the last remnants of the ancient primeval forest that once covered most of Europe. The forest has a long history of nature protection dating back to the 14th