English operator: Panoramio described at URL: https://web.archive.org/web/20161103165247/http://www.panoramio.com/photo/131567421 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030194318/http://www.panoramio.com/photo/125801960 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024102141/http://www.panoramio.com/photo/84380317...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025215227/http://www.panoramio.com/photo/70292933...
English operator: Panoramio described at URL: https://web.archive.org/web/20161011051518/http://www.panoramio.com/photo/2910370...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027043359/http://www.panoramio.com/photo/85446472...
archive.org/web/20161101225731/http://www.panoramio.com/user/1286122?with_photo_id=114308795 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102015429/http://www.panoramio.com/user/3794713?with_photo_id=113977617 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161015092756/http://www.panoramio.com/user/861544?with_photo_id=39140734 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161021031828/http://www.panoramio.com/user/3759609?with_photo_id=61456231 operator: Panoramio described at URL: https://web.archive...