English operator: Panoramio described at URL: https://web.archive.org/web/20161029110931/http://www.panoramio.com/photo/94781204...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028033312/http://www.panoramio.com/photo/93934072...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031132214/http://www.panoramio.com/photo/126779265...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031004216/http://www.panoramio.com/photo/126779272 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028033040/http://www.panoramio.com/photo/93934071 determination method...