English operator: Panoramio described at URL: https://web.archive.org/web/20161030070156/http://www.panoramio.com/photo/97664942...
English Piazza Plebiscito operator: Panoramio described at URL: https://web.archive.org/web/20161023174639/http://www.panoramio.com/photo/59823413...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031222332/http://www.panoramio.com/photo/129219172...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025060407/http://www.panoramio.com/photo/88127478...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025235301/http://www.panoramio.com/photo/88127498...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019164336/http://www.panoramio.com/photo/54709254 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024132007/http://www.panoramio.com/photo/88127468...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012114204/http://www.panoramio.com/photo/16008801...
English operator: Panoramio described at URL: https://web.archive.org/web/20161026150919/http://www.panoramio.com/photo/80561576...
DescriptionPiazza San Pietro - panoramio (9).jpg Piazza San Pietro Date Taken on 25 March 2013 Source https://www.panoramio.com/photo/88127187 Author qwesy...