English operator: Panoramio described at URL: https://web.archive.org/web/20161031082356/http://www.panoramio.com/photo/110791305...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102085814/http://www.panoramio.com/photo/119441311...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102175311/http://www.panoramio.com/photo/119441293 determination method...
archive.org/web/20161030104626/http://www.panoramio.com/user/416171?with_photo_id=90148957 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028021040/http://www.panoramio.com/user/7647206?with_photo_id=91363186 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161101083105/http://www.panoramio.com/user/6834575?with_photo_id=112742397 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161031054059/http://www.panoramio.com/user/6834575?with_photo_id=119363104 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161027113822/http://www.panoramio.com/user/2713909?with_photo_id=87922972 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025014014/http://www.panoramio.com/user/416171?with_photo_id=73329447 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161030013235/http://www.panoramio.com/user/8030766?with_photo_id=100710549 operator: Panoramio described at URL: https://web.archive...