English operator: Panoramio described at URL: https://web.archive.org/web/20161016190555/http://www.panoramio.com/photo/49589565...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021180646/http://www.panoramio.com/photo/62165930...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021112310/http://www.panoramio.com/photo/62165496...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023113323/http://www.panoramio.com/photo/62165922...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023150629/http://www.panoramio.com/photo/62165370...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021000845/http://www.panoramio.com/photo/62165506...
English operator: Panoramio described at URL: https://web.archive.org/web/20161017195700/http://www.panoramio.com/photo/44504598...
English operator: Panoramio described at URL: https://web.archive.org/web/20161017160743/http://www.panoramio.com/photo/45152443...
English operator: Panoramio described at URL: https://web.archive.org/web/20161113081749/http://www.panoramio.com/photo/41869085...
English operator: Panoramio described at URL: https://web.archive.org/web/20161016232433/http://www.panoramio.com/photo/44514758 determination method...