English operator: Panoramio described at URL: https://web.archive.org/web/20161101105945/http://www.panoramio.com/photo/113009099...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024114850/http://www.panoramio.com/photo/73340250...
archive.org/web/20161025143424/http://www.panoramio.com/user/1894203?with_photo_id=78607659 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161031031524/http://www.panoramio.com/user/5152111?with_photo_id=112862906 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027083454/http://www.panoramio.com/photo/74288362...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101064601/http://www.panoramio.com/photo/113009079...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101233829/http://www.panoramio.com/photo/113009084 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031120644/http://www.panoramio.com/photo/112862899...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031133310/http://www.panoramio.com/photo/113050945...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031120719/http://www.panoramio.com/photo/112863252...