Haut-Koenigsbourg castle exterior walls, an impressive restored medieval castle overlooking the Rhine Plain, Haut Rhin, Alsace, France, Europe

Haut-Koenigsbourg castle, living quarters and the keep from the lower courtyard. An impressive restored medieval castle overlooking the Rhine Plain, Haut Rhin, Alsace, France, Europe

Haut-Koenigsbourg castle exterior walls and keep, a medieval castle overlooking the Rhine Plain, Haut Rhin, Alsace, France, Europe

View from the mountain Kandel over the Black Forest with wind energy plants on the Rosskopf, Winter, Sunset, Baden-Wuerttemberg, Germany, Europe

Labour court, science park (Wissenschaftspark) Rheinelbe, IBA International Building Fair Emscherpark, Gelsenkirchen, North Rhine-Westphalia, Germany

Labour court, science park (Wissenschaftspark) Rheinelbe, IBA International Building Fair Emscherpark, Gelsenkirchen, North Rhine-Westphalia, Germany

Sun dial with obelisk, Emscherbruch landscape park, Hoheward slag heap, Recklinghausen, North Rhine-Wesphalia, Germany

Labour court, science park (Wissenschaftspark) Rheinelbe, IBA International Building Fair Emscherpark, Gelsenkirchen, North Rhine-Westphalia, Germany

Labour court, science park (Wissenschaftspark) Rheinelbe, IBA International Building Fair Emscherpark, Gelsenkirchen, North Rhine-Westphalia, Germany

Path through the birch forest in the Venner Moor Naturschutzgebiet nature reserve, Muensterland region, North Rhine-Westphalia, Germany, Europe

Venner Moor Naturschutzgebiet nature reserve, Muensterland region, North Rhine-Westphalia, Germany, Europe

Aerial view, floodplains of the Lippe river, meandering Lippe river, river bends, renaturation, Life-Project of the state government of NRW, Hamm, Ruhrgebiet area, North Rhine-Westfalia, Germany, Europe

Aerial view, coal power plants on the Rhine, Lower Rhine, floodplains, Rhine bend at Beeckerwerth, Duisburg, Ruhr district, North Rhine-Westphalia, Germany, Europe

Flooded campsite, Grav Island near Wesel, Rhine River, Rheinauen, Rhine floodplains, North Rhine-Westphalia, Germany, Europe

Flying birds, children's painting on a wall, mural painting, playschool, Muelheim an der Ruhr, Ruhr area, North Rhine-Westphalia, Germany, Europe

Path through the Venner Moor Naturschutzgebiet nature reserve, Muensterland region, North Rhine-Westphalia, Germany, Europe

Path through the birch forest in the Venner Moor Naturschutzgebiet nature reserve, Muensterland region, North Rhine-Westphalia, Germany, Europe

Path through the birch forest in the Venner Moor Naturschutzgebiet nature reserve, Muensterland region, North Rhine-Westphalia, Germany, Europe

Aerial view, flood plain, Rees, Niederrhein region, North Rhine-Westphalia, Germany, Europe

Venner Moor Naturschutzgebiet nature reserve, Muensterland region, North Rhine-Westphalia, Germany, Europe

View of Warburg, Warburger Boerde Plain, North Rhine-Westphalia, Germany, Europe