English operator: Panoramio described at URL: https://web.archive.org/web/20161028234208/http://www.panoramio.com/photo/92070147...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030061400/http://www.panoramio.com/photo/92071513...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030134050/http://www.panoramio.com/photo/92071559...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029044304/http://www.panoramio.com/photo/92046394...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102153658/http://www.panoramio.com/photo/92046912...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029111252/http://www.panoramio.com/photo/92058884...
archive.org/web/20161030082845/http://www.panoramio.com/user/745563?with_photo_id=92042002 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012160953/http://www.panoramio.com/photo/10796559 determination method...