English operator: Panoramio described at URL: https://web.archive.org/web/20161102212621/http://www.panoramio.com/photo/53359237...
English operator: Panoramio described at URL: https://web.archive.org/web/20161011184003/http://www.panoramio.com/photo/5193438...
English operator: Panoramio described at URL: https://web.archive.org/web/20161010230132/http://www.panoramio.com/photo/5193338...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021014705/http://www.panoramio.com/photo/52778174 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012104006/http://www.panoramio.com/photo/10605146...
English operator: Panoramio described at URL: https://web.archive.org/web/20161110220304/http://www.panoramio.com/photo/47862143...
English operator: Panoramio described at URL: https://web.archive.org/web/20161010180019/http://www.panoramio.com/photo/7026603...
English operator: Panoramio described at URL: https://web.archive.org/web/20161011004952/http://www.panoramio.com/photo/5193366...
English operator: Panoramio described at URL: https://web.archive.org/web/20161010190927/http://www.panoramio.com/photo/5193498...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012142321/http://www.panoramio.com/photo/19761968...
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