English operator: Panoramio described at URL: https://web.archive.org/web/20161101080521/http://www.panoramio.com/photo/115144055...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102204446/http://www.panoramio.com/photo/115143131 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102121917/http://www.panoramio.com/photo/115142918...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025014605/http://www.panoramio.com/photo/80016733...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025014406/http://www.panoramio.com/photo/80016730 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027021445/http://www.panoramio.com/photo/80016757...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102121757/http://www.panoramio.com/photo/115142913...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102015013/http://www.panoramio.com/photo/115142924...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027120233/http://www.panoramio.com/photo/80017576...
English operator: Panoramio described at URL: https://web.archive.org/web/20161104013155/http://www.panoramio.com/photo/115142932...