Tourists walking in the dunes, UNESCO World Biosphere Reserve, Slowinski National Park, Polish Baltic Sea coast, Leba, Pomeranian, Poland

trees people national park arid landscape nature clouds pole marram grass travel summer visiting outdoors visiting post tree tourist dry baltic sea hiking excursion desert poland person desert europe pole tourists cloud pomeranian voivodeship incidental people sand dune unesco world heritage site dune people in the background scenics republic of poland day sky sand pomeranian province leba leba slowinski national park s?owi?ski national park s?owi?ski park narodowy s?owi?ski national park