Wolfgang Glock (reworked by Friedrich.Kromberg ), CC BY-SA 3.0Přírodní rezervaceVenkuVstup zdarmaVenku
Donau-Auen National Park
Nationalpark Donau-Auen
Wolfgang Glock (reworked by Friedrich.Kromberg ), CC BY-SA 3.0Wolfgang Glock (reworked by Friedrich.Kromberg ), CC BY-SA 3.0