sentences:  Main parks and green areas include the Sielecki Park, which is a historical park at the castle with many natural monuments; the historical Dietel Park; the Park-Palace Complex of Schöen with two palaces; the Millennium Park, the Środula Park with a sports complex; the nature park "Szopienice-Borki"; as well as the peat bog "Bory" protected area, part of Natura 2000.Sosnowiec is characterised by its urban dynamics, economic activity, cultural heritage, and natural environment.In recent years, Sosnowiec was further developed from an industrial centre (with mainly mining and heavy industries) into a hub of trade and services.