English operator: Panoramio described at URL: https://web.archive.org/web/20161019202548/http://www.panoramio.com/photo/50364970 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027010744/http://www.panoramio.com/photo/81175429...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103000558/http://www.panoramio.com/photo/100031529...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025094626/http://www.panoramio.com/photo/71239366...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025210014/http://www.panoramio.com/photo/89810158...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020084546/http://www.panoramio.com/photo/51698973...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027193944/http://www.panoramio.com/photo/102292966...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023044818/http://www.panoramio.com/photo/57703283...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029151124/http://www.panoramio.com/photo/98635740...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103044242/http://www.panoramio.com/photo/130019049...