English operator: Panoramio described at URL: https://web.archive.org/web/20161025113922/http://www.panoramio.com/photo/78120057...
English Nessebar, Bulgaria. operator: Panoramio described at URL: https://web.archive.org/web/20161101085235/http://www.panoramio.com/photo/122206510...
operator: Panoramio described at URL: https://web.archive.org/web/20161016141443/http://www.panoramio.com/photo/42849202 determination method: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161103114039/http://www.panoramio.com/photo/132950374 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161025120551/http://www.panoramio.com/photo/76153274 determination method or standard: SHA-1...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101100001/http://www.panoramio.com/photo/122206506 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101085353/http://www.panoramio.com/photo/122206511 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101113055/http://www.panoramio.com/photo/122017623 determination method...
operator: Panoramio described at URL: https://web.archive.org/web/20161101113138/http://www.panoramio.com/photo/122017624 determination method: SHA-1...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102155015/http://www.panoramio.com/photo/109905286 determination method...