English operator: Panoramio described at URL: https://web.archive.org/web/20161030042838/http://www.panoramio.com/photo/91702527...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028114838/http://www.panoramio.com/photo/91571211...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027212512/http://www.panoramio.com/photo/91571310...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027230612/http://www.panoramio.com/photo/91572081...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029182928/http://www.panoramio.com/photo/91571846...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028185347/http://www.panoramio.com/photo/91571968...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028115513/http://www.panoramio.com/photo/91571953...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027212649/http://www.panoramio.com/photo/91571318 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028231404/http://www.panoramio.com/photo/91571979 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028185242/http://www.panoramio.com/photo/91571960...