English operator: Panoramio described at URL: https://web.archive.org/web/20161028210431/http://www.panoramio.com/photo/98268128...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021145641/http://www.panoramio.com/photo/56191699...
RCE.jpg File:Panoramio - henkiedenkie - Prins Willem-Alexanderweg - Koninklijke bibliotheek.jpg File:Voorgevel - 's-Gravenhage - 20087132 - RCE.jpg File:Voorgevel...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028070230/http://www.panoramio.com/photo/94028176...
English operator: Panoramio described at URL: https://web.archive.org/web/20161015093316/http://www.panoramio.com/photo/33874029...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024025245/http://www.panoramio.com/photo/56191751...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029005343/http://www.panoramio.com/photo/94028156...
English operator: Panoramio described at URL: https://web.archive.org/web/20161015085906/http://www.panoramio.com/photo/33874031...
English operator: Panoramio described at URL: https://web.archive.org/web/20161015085948/http://www.panoramio.com/photo/33874037...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031172336/http://www.panoramio.com/photo/117027535 determination method...