English operator: Panoramio described at URL: https://web.archive.org/web/20161031053635/http://www.panoramio.com/photo/122485517...
archive.org/web/20161028085325/http://www.panoramio.com/user/2998161?with_photo_id=106977611 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161024195148/http://www.panoramio.com/user/2505936?with_photo_id=76318773 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021025912/http://www.panoramio.com/photo/19972931 determination method...
archive.org/web/20161012024655/http://www.panoramio.com/user/1747810?with_photo_id=11341371 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161020034854/http://www.panoramio.com/user/3159356?with_photo_id=63392658 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161029094852/http://www.panoramio.com/user/2674078?with_photo_id=106933371 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028052832/http://www.panoramio.com/user/4613319?with_photo_id=92638980 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161014092234/http://www.panoramio.com/photo/28855609...
archive.org/web/20161025234102/http://www.panoramio.com/user/5441887?with_photo_id=70826977 operator: Panoramio described at URL: https://web.archive...