English operator: Panoramio described at URL: https://web.archive.org/web/20161028080212/http://www.panoramio.com/photo/97578557...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030000003/http://www.panoramio.com/photo/97578549...
operator: Panoramio described at URL: https://web.archive.org/web/20161020012129/http://www.panoramio.com/photo/51556425 determination method: SHA-1...
archive.org/web/20161020122644/http://www.panoramio.com/user/5653136?with_photo_id=50288147 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161012065228/http://www.panoramio.com/user/2712234?with_photo_id=18971461 operator: Panoramio described at URL: https://web.archive...