Recklinghausen, Castrop-Rauxel, North Rhine-Westphalia, Germany, winter landscape, EMSCHERLAND construction project, a 37-hectare water and nature discovery park at the water crossroads of the Rhine-Herne Canal and the renaturalised Emscher on the city limits of Recklinghausen and Castrop-Rauxel. The ecological focal point at the confluence of the Suderwicher Bach (right) and Emscher (left) will also be a future garden for the International Garden Exhibition 2027. Before the renaturalisation, the Emscher river system was an open, above-ground wastewater channel, combined sewer with surface water and wastewater, Europe