archive.org/web/20161023034350/http://www.panoramio.com/user/6327280?with_photo_id=65999806 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031050338/http://www.panoramio.com/photo/116208330...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031191957/http://www.panoramio.com/photo/116208327 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031050440/http://www.panoramio.com/photo/116208331...
archive.org/web/20161028083309/http://www.panoramio.com/user/634768?with_photo_id=107644632 operator: Panoramio described at URL: https://web.archive...
Roberto V. Mora… URL: https://web.archive.org/web/20161012161721/http://www.panoramio.com/user/640019?with_photo_id=10200781 operator: Panoramio described...
Roberto V. Mora… URL: https://web.archive.org/web/20161012072939/http://www.panoramio.com/user/640019?with_photo_id=12353768 operator: Panoramio described...
Roberto V. Mora… URL: https://web.archive.org/web/20161012034426/http://www.panoramio.com/user/640019?with_photo_id=15971050 operator: Panoramio described...
Roberto V. Mora… URL: https://web.archive.org/web/20161012233619/http://www.panoramio.com/user/640019?with_photo_id=15971036 operator: Panoramio described...
Roberto V. Mora… URL: https://web.archive.org/web/20161015033900/http://www.panoramio.com/user/640019?with_photo_id=32530543 operator: Panoramio described...