English operator: Panoramio described at URL: https://web.archive.org/web/20161030073803/http://www.panoramio.com/photo/105234565...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029215951/http://www.panoramio.com/photo/106103947...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029220009/http://www.panoramio.com/photo/106103949 determination method...