English operator: Panoramio described at URL: https://web.archive.org/web/20161101110101/http://www.panoramio.com/photo/119542099...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031031408/http://www.panoramio.com/photo/119542144...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031184544/http://www.panoramio.com/photo/119543280...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102150937/http://www.panoramio.com/photo/119543336...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101175545/http://www.panoramio.com/photo/119543151...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102032129/http://www.panoramio.com/photo/119543061...
Panoramio described at URL: https://web.archive.org/web/20161031062839/http://www.panoramio.com/photo/128489455 determination method or standard: SHA-1...