Panoramio described at URL: https://web.archive.org/web/20161014072402/http://www.panoramio.com/photo/25823719 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161013160531/http://www.panoramio.com/photo/25823840 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161014050822/http://www.panoramio.com/photo/25823813 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161013140538/http://www.panoramio.com/photo/25823755 determination method or standard: SHA-1...