English operator: Panoramio described at URL: https://web.archive.org/web/20161102194447/http://www.panoramio.com/photo/125656239...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031091238/http://www.panoramio.com/photo/91268527...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031045950/http://www.panoramio.com/photo/110039240...
English operator: Panoramio described at URL: https://web.archive.org/web/20161104021921/http://www.panoramio.com/photo/126750264...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102002843/http://www.panoramio.com/photo/112850608 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023152837/http://www.panoramio.com/photo/64943137 determination method...
operator: Panoramio described at URL: https://web.archive.org/web/20161017083851/http://www.panoramio.com/photo/46699487 determination method: SHA-1...
operator: Panoramio described at URL: https://web.archive.org/web/20161031130822/http://www.panoramio.com/photo/115640494 determination method: SHA-1...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025215148/http://www.panoramio.com/photo/89672807...
operator: Panoramio described at URL: https://web.archive.org/web/20161030014351/http://www.panoramio.com/photo/102894971 determination method: SHA-1...