bridge over a canal operator: Panoramio described at URL: https://web.archive.org/web/20161030025522/http://www.panoramio.com/photo/97927370 determination...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028154735/http://www.panoramio.com/photo/97926194...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028215410/http://www.panoramio.com/photo/97926615...
archive.org/web/20161027091202/http://www.panoramio.com/user/1433311?with_photo_id=23301528 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161014033359/http://www.panoramio.com/user/1433311?with_photo_id=23301564 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161027090805/http://www.panoramio.com/user/1433311?with_photo_id=23301583 operator: Panoramio described at URL: https://web.archive...