English operator: Panoramio described at URL: https://web.archive.org/web/20161024143507/http://www.panoramio.com/photo/89749758...
archive.org/web/20161102195226/http://www.panoramio.com/user/337921?with_photo_id=120845249 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161018003856/http://www.panoramio.com/user/4291532?with_photo_id=46647309 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161114100909/http://www.panoramio.com/photo/48960112...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101201454/http://www.panoramio.com/photo/124673660...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031075621/http://www.panoramio.com/photo/110913204...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030050135/http://www.panoramio.com/photo/109457169...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030055006/http://www.panoramio.com/photo/101404805...
English operator: Panoramio described at URL: https://web.archive.org/web/20161016163436/http://www.panoramio.com/photo/44191387...
English operator: Panoramio described at URL: https://web.archive.org/web/20161016150154/http://www.panoramio.com/photo/44191429 determination method...