English operator: Panoramio described at URL: https://web.archive.org/web/20161031090755/http://www.panoramio.com/photo/126992716...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101072712/http://www.panoramio.com/photo/126992720...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102133512/http://www.panoramio.com/photo/109091828 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031182619/http://www.panoramio.com/photo/118377182 determination method:...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101160155/http://www.panoramio.com/photo/121580423...
archive.org/web/20161101065557/http://www.panoramio.com/user/4624801?with_photo_id=121621096 operator: Panoramio described at URL: https://web.archive...