English operator: Panoramio described at URL: https://web.archive.org/web/20161025233403/http://www.panoramio.com/photo/73373967...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025132330/http://www.panoramio.com/photo/88128987...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031112924/http://www.panoramio.com/photo/128687887...
Filippo Piazza URL: https://web.archive.org/web/20161022053008/http://www.panoramio.com/user/1164701?with_photo_id=51749597 operator: Panoramio described...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031112857/http://www.panoramio.com/photo/128687883...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031060523/http://www.panoramio.com/photo/128687891 determination method...
archive.org/web/20161102075819/http://www.panoramio.com/user/7081175?with_photo_id=125892014 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102085837/http://www.panoramio.com/user/6452510?with_photo_id=125355138 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161027101413/http://www.panoramio.com/user/614499?with_photo_id=23307572 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021000001/http://www.panoramio.com/photo/61238877 determination method...
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