English operator: Panoramio described at URL: https://web.archive.org/web/20161102174835/http://www.panoramio.com/photo/122607360...
English operator: Panoramio described at URL: https://web.archive.org/web/20161015054045/http://www.panoramio.com/photo/134094915...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031150739/http://www.panoramio.com/photo/97305807 determination method...
archive.org/web/20161029134904/http://www.panoramio.com/user/6834575?with_photo_id=98220743 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025112721/http://www.panoramio.com/user/6834575?with_photo_id=75461567 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025000338/http://www.panoramio.com/user/6834575?with_photo_id=78222976 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025000252/http://www.panoramio.com/user/6834575?with_photo_id=78222972 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161026213629/http://www.panoramio.com/user/4717027?with_photo_id=84941236 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161029140541/http://www.panoramio.com/user/7626727?with_photo_id=90230587 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161014095244/http://www.panoramio.com/user/416171?with_photo_id=27416387 operator: Panoramio described at URL: https://web.archive...