English operator: Panoramio described at URL: https://web.archive.org/web/20161025161835/http://www.panoramio.com/photo/89341738...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027010310/http://www.panoramio.com/photo/89304951...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024142427/http://www.panoramio.com/photo/89425204...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024230359/http://www.panoramio.com/photo/89425772 determination method...
archive.org/web/20161026232250/http://www.panoramio.com/user/2705183?with_photo_id=87031803 operator: Panoramio described at URL: https://web.archive...