English operator: Panoramio described at URL: https://web.archive.org/web/20161023170655/http://www.panoramio.com/photo/50351932...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103044242/http://www.panoramio.com/photo/130019049...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024103915/http://www.panoramio.com/photo/89810382...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029160429/http://www.panoramio.com/photo/101377902...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028103139/http://www.panoramio.com/photo/101377861...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103133449/http://www.panoramio.com/photo/130019053...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028104449/http://www.panoramio.com/photo/105520994...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103044145/http://www.panoramio.com/photo/130019045 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161104005946/http://www.panoramio.com/photo/91198683...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019162511/http://www.panoramio.com/photo/54736950 determination method:...