English operator: Panoramio described at URL: https://web.archive.org/web/20161013153919/http://www.panoramio.com/photo/26683163 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161013223551/http://www.panoramio.com/photo/26682117...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102140845/http://www.panoramio.com/photo/56003194 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102140854/http://www.panoramio.com/photo/56003196...
English operator: Panoramio described at URL: https://web.archive.org/web/20161013220222/http://www.panoramio.com/photo/27923848...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103181950/http://www.panoramio.com/photo/100392765...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028065345/http://www.panoramio.com/photo/106945661...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101233151/http://www.panoramio.com/photo/124739957...
archive.org/web/20161029014053/http://www.panoramio.com/user/6154739?with_photo_id=95113015 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161015183104/http://www.panoramio.com/user/1513503?with_photo_id=33566010 operator: Panoramio described at URL: https://web.archive...