English operator: Panoramio described at URL: https://web.archive.org/web/20161015013741/http://www.panoramio.com/photo/36051425...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021003448/http://www.panoramio.com/photo/50835872...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023172057/http://www.panoramio.com/photo/54712876...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025204126/http://www.panoramio.com/photo/84156647...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028010957/http://www.panoramio.com/photo/97137572...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028173932/http://www.panoramio.com/photo/100807064 determination method...
panoramio.com/user/124554?with_photo_id=9926250 operator: Panoramio described at URL: https://web.archive.org/web/20161010060244/http://www.panoramio...
archive.org/web/20161023203542/http://www.panoramio.com/user/644221?with_photo_id=50835970 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102160805/http://www.panoramio.com/photo/100840161...
archive.org/web/20161022081942/http://www.panoramio.com/user/644221?with_photo_id=50836059 operator: Panoramio described at URL: https://web.archive...