English operator: Panoramio described at URL: https://web.archive.org/web/20161024220659/http://www.panoramio.com/photo/81399875...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012083259/http://www.panoramio.com/photo/11788282 determination method...
archive.org/web/20161201081250/http://www.panoramio.com/user/1038849?with_photo_id=7713473 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025064636/http://www.panoramio.com/user/1320307?with_photo_id=88492293 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161017074506/http://www.panoramio.com/photo/42661280...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029080242/http://www.panoramio.com/photo/93441832...
English operator: Panoramio described at URL: https://web.archive.org/web/20161010072033/http://www.panoramio.com/photo/9490306...
archive.org/web/20161027224050/http://www.panoramio.com/user/1320307?with_photo_id=90666412 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028034455/http://www.panoramio.com/user/1320307?with_photo_id=99233022 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161029042005/http://www.panoramio.com/user/1320307?with_photo_id=96628627 operator: Panoramio described at URL: https://web.archive...