832-255251 - Recorder of a measuring instrument, red and blue lines on milimeter paper, system work-shop in the Max-Planck-Institute for radio astronomy, Bad Muenstereifel-Effelsberg, Eifel, North Rhine-Westphalia, Germany, Europe
1113-10891 - view at Bad Muenstereifel, valley of the river Erft, northern part of Eifel, outdoor photo, evening, spring, North Rhine-Westphalia, Germany, Europe