Keywords: Duisburg 20160820 MAP 7838 (29416001750).jpg Duisburg 20160820 MAP_7838 https //www flickr com/photos/mathiasappel/29416001750/ Duisburg 20160820 MAP_7838 2016-08-20 15 06 https //www flickr com/people/91501748 N07 Mathias Appel cc-zero Mathias Appel https //flickr com/photos/91501748 N07/29416001750 2016-12-06 13 13 39 cc-zero Lemur catta |