English operator: Panoramio described at URL: https://web.archive.org/web/20161028080901/http://www.panoramio.com/photo/109905301...
archive.org/web/20161024125205/http://www.panoramio.com/user/5975671?with_photo_id=74194869 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161026024200/http://www.panoramio.com/user/4499131?with_photo_id=76153816 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103093305/http://www.panoramio.com/photo/131036791...
archive.org/web/20161025084400/http://www.panoramio.com/user/2095069?with_photo_id=80714613 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025025334/http://www.panoramio.com/user/2095069?with_photo_id=80714670 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102154916/http://www.panoramio.com/user/4253764?with_photo_id=109905282 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021221119/http://www.panoramio.com/photo/57962445...
archive.org/web/20161025063652/http://www.panoramio.com/user/2095069?with_photo_id=80714779 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161013090523/http://www.panoramio.com/photo/16713872 determination method...