English operator: Panoramio described at URL: https://web.archive.org/web/20161020180220/http://www.panoramio.com/photo/52791614...
English operator: Panoramio described at URL: https://web.archive.org/web/20161016172220/http://www.panoramio.com/photo/48748621...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019150806/http://www.panoramio.com/photo/52791638...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023154918/http://www.panoramio.com/photo/52791664...
archive.org/web/20161025002310/http://www.panoramio.com/user/5467819?with_photo_id=87876517 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025000129/http://www.panoramio.com/photo/87877877...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025164310/http://www.panoramio.com/photo/87876730...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024040634/http://www.panoramio.com/photo/52791626...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021140057/http://www.panoramio.com/photo/52791659...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020201730/http://www.panoramio.com/photo/52791646 determination method...