Moving dunes n the Słowiński National Park established in 1967 with the area of 21 573 ha. 5929 ha is under strict protection. Słowiński National Park is in the area of Łebska Sandspit with Łebsko and Gardno Lakes. In this area there is the biggest concentration of dunes in the Central Europe, trees’ burial grounds, indune peat bogs, and also seaside forest. Furthermore, there is the wealth of water birds and the mainstay of migratory birds.