Mobile Application Eco-museum "Frog Country" makes it easier to learn a "living" natural heritage, cultural and historic Frog Country, which covers seven municipalities belonging to the Association of Local Fisheries Group "Frog Country": Chybie, Dębowiec, Stream, Skoczów, Zebrzydowices (district of Cieszyn ), Goczałkowice-Zdroj and Pawlowice (District pszczyński). The area covered by the action of LGR since the fifteenth century is associated with fishing arthritis, and the dominant species in