English operator: Panoramio described at URL: https://web.archive.org/web/20161027191811/http://www.panoramio.com/photo/101953781...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023220318/http://www.panoramio.com/photo/67052539...
archive.org/web/20161030120953/http://www.panoramio.com/user/1286122?with_photo_id=101953854 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028230238/http://www.panoramio.com/user/1286122?with_photo_id=101953913 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161114022404/http://www.panoramio.com/user/2038889?with_photo_id=48872323 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027190152/http://www.panoramio.com/photo/101953944 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028214007/http://www.panoramio.com/photo/101953821...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029044902/http://www.panoramio.com/photo/101953833...
archive.org/web/20161029060301/http://www.panoramio.com/user/1286122?with_photo_id=101953807 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161029184316/http://www.panoramio.com/user/1286122?with_photo_id=101953888 operator: Panoramio described at URL: https://web.archive...