English operator: Panoramio described at URL: https://web.archive.org/web/20161030023748/http://www.panoramio.com/photo/91329889...
operator: Panoramio described at URL: https://web.archive.org/web/20161030091442/http://www.panoramio.com/photo/91330007 determination method: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161029060649/http://www.panoramio.com/photo/91329928 determination method or standard: SHA-1...