observatory tower and platform overlooking bagno calowanie swamp wildlife reserve in podblel village south of warsaw in poland

bagno bog calowanie climb conservation construction diversity ecology field foliage forest grass greenery hide high krajobrazowy landmark landscape mazovia mazowiecki mazowsze meadow moor nature observation observatory outdoor panorama panoramic park peat platform poland polish polska reed refugee reserve sightseeing swamp terrace torf torfowisko tourist touristic tower travel vegetation warsaw wetland wildlife wood