English operator: Panoramio described at URL: https://web.archive.org/web/20161102132034/http://www.panoramio.com/photo/107554076...
English operator: Panoramio described at URL: https://web.archive.org/web/20161022093240/http://www.panoramio.com/photo/56841976...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030114552/http://www.panoramio.com/photo/106502865...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029172124/http://www.panoramio.com/photo/107905104...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028014642/http://www.panoramio.com/photo/106503092...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102192857/http://www.panoramio.com/photo/106503006...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102201236/http://www.panoramio.com/photo/124395487...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028034723/http://www.panoramio.com/photo/107554094 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024020450/http://www.panoramio.com/photo/56842001...
archive.org/web/20161023022242/http://www.panoramio.com/user/6320562?with_photo_id=60313492 operator: Panoramio described at URL: https://web.archive...