Keywords: Duisburg 20160702 MAP 8991 (29080190694).jpg Duisburg 20160702 MAP_8991 https //www flickr com/photos/mathiasappel/29080190694/ Duisburg 20160702 MAP_8991 2016-07-02 14 05 https //www flickr com/people/91501748 N07 Mathias Appel cc-zero Mathias Appel https //flickr com/photos/91501748 N07/29080190694 2016-12-06 14 04 00 cc-zero Lemur catta |