English operator: Panoramio described at URL: https://web.archive.org/web/20161031030642/http://www.panoramio.com/photo/114193357 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101233851/http://www.panoramio.com/photo/114193180...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101233949/http://www.panoramio.com/photo/114193186...
archive.org/web/20161025101221/http://www.panoramio.com/user/6544104?with_photo_id=89161782 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102205623/http://www.panoramio.com/user/5121535?with_photo_id=121583409 operator: Panoramio described at URL: https://web.archive...