Five Belarusian objects may be included in the list of UNESCO World Cultural and Natural Heritage. The documents on the Augustow Canal, Transfiguration Church in Polotsk and Kalozha Church in Grodno are already being prepared. The documents will be presented to the World Heritage Centre until 2020. For now, the UNESCO list includes Mir and Nesvizh Castles, Struve Geodetic Arc and the National Park "Bialowieza Forest".