Keywords: Duisburg 20160731 MAP 4816 (29705826455).jpg Duisburg 20160731 MAP_4816 https //www flickr com/photos/mathiasappel/29705826455/ Duisburg 20160731 MAP_4816 2016-07-31 13 19 https //www flickr com/people/91501748 N07 Mathias Appel cc-zero Mathias Appel https //flickr com/photos/91501748 N07/29705826455 2016-12-06 13 41 05 cc-zero Varecia variegata |