English operator: Panoramio described at URL: https://web.archive.org/web/20161028053113/http://www.panoramio.com/photo/91661395...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029152230/http://www.panoramio.com/photo/91661415...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029211838/http://www.panoramio.com/photo/91661334...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028053112/http://www.panoramio.com/photo/91661394 determination method...