English operator: Panoramio described at URL: https://web.archive.org/web/20161025035658/http://www.panoramio.com/photo/80148454...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025015457/http://www.panoramio.com/photo/80148420...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025115454/http://www.panoramio.com/photo/86162807...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027191926/http://www.panoramio.com/photo/94420061...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101013843/http://www.panoramio.com/photo/114596760...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031174636/http://www.panoramio.com/photo/114688924...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028141024/http://www.panoramio.com/photo/94126143...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031121521/http://www.panoramio.com/photo/114540196...
English operator: Panoramio described at URL: https://web.archive.org/web/20161026203312/http://www.panoramio.com/photo/87591254 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102093755/http://www.panoramio.com/photo/123319663 determination method...