English operator: Panoramio described at URL: https://web.archive.org/web/20161031093641/http://www.panoramio.com/photo/112475814...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031191704/http://www.panoramio.com/photo/112475853...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031093417/http://www.panoramio.com/photo/112475810...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025134859/http://www.panoramio.com/photo/89095534 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102073435/http://www.panoramio.com/photo/112475830...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101215501/http://www.panoramio.com/photo/112475787...