of spiders. In lakes, there are several fish - trout, pike and eel. In Park thrive all kinds of amphibians which can be met on Polish plains and 5 species of reptiles, including lizards and grass-snake. Also, there are around 190 species of birds, with black woodpecker and buzzard. Mammals are represented by 40 species, with numerous kinds of bats. Human habitation Among most precious monuments there are: a wooden church in Łódź (17th century), churches in Komorniki, Puszczykowo, Stęszew and Wiry. At Szreniawa and at Trzebaw there are 19th-century manor houses. Interesting relic are ruins of a castle built in 1827 by Tytus Działyński on the Zamkowa Island on Góreckie Lake. The Park is visited by more than a million tourists a year. It is crossed by 7 tourist trails and the richness of its fauna and flora is presented in Ośrodek Muzealno-Dydaktyczny Wielkopolskiego Parku Narodowego (Wielkopolska National Park Museum and Educational Center) in Jeziory. References Official website The Board of Polish National Parks Canoeing in Wielkopolski National Park National parks of Poland Tourist attractions in Greater Poland Voivodeship Protected areas established in 1957 1957 establishments in Poland Poznań County Central European mixed forests