archive.org/web/20161031223235/http://www.panoramio.com/user/469778?with_photo_id=122378029 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161111224648/http://www.panoramio.com/photo/48111718 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030000540/http://www.panoramio.com/photo/105630189...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028041304/http://www.panoramio.com/photo/104274817...
archive.org/web/20161024003914/http://www.panoramio.com/user/3807916?with_photo_id=50983242 operator: Panoramio described at URL: https://web.archive...