archive.org/web/20161025192553/http://www.panoramio.com/user/4645711?with_photo_id=70046892 operator: Panoramio described at URL: https://web.archive...
Sieben-Schwaben-Schule in Blasewitz, Dresden operator: Panoramio described at URL: https://web.archive.org/web/20161029023538/http://www.panoramio.com/photo/98550215...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027155911/http://www.panoramio.com/photo/98550227...
archive.org/web/20161013211428/http://www.panoramio.com/user/3057152?with_photo_id=26326611 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102013721/http://www.panoramio.com/user/3057152?with_photo_id=124295232 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161023135014/http://www.panoramio.com/user/4645711?with_photo_id=58816850 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102171327/http://www.panoramio.com/photo/98550252...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027233123/http://www.panoramio.com/photo/98550106...
archive.org/web/20161013160502/http://www.panoramio.com/user/3215175?with_photo_id=25849812 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161021203218/http://www.panoramio.com/user/3057152?with_photo_id=55057012 operator: Panoramio described at URL: https://web.archive...