English operator: Panoramio described at URL: https://web.archive.org/web/20161019180440/http://www.panoramio.com/photo/60136180 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020074345/http://www.panoramio.com/photo/64883897 determination method...
Sarbelito Avila URL: https://web.archive.org/web/20161030094845/http://www.panoramio.com/user/2358657?with_photo_id=109315991 operator: Panoramio described...
Sarbelito Avila URL: https://web.archive.org/web/20161028225030/http://www.panoramio.com/user/2358657?with_photo_id=95969526 operator: Panoramio described...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103112740/http://www.panoramio.com/photo/133825315 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103112739/http://www.panoramio.com/photo/133825314 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103193156/http://www.panoramio.com/photo/133825277 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103072918/http://www.panoramio.com/photo/133825287 determination method:...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103072912/http://www.panoramio.com/photo/133825281 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103141901/http://www.panoramio.com/photo/133825269 determination method...