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archive.org/web/20161020000645/http://www.panoramio.com/user/329782?with_photo_id=52389273 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161015182240/http://www.panoramio.com/photo/30972994...
English operator: Panoramio described at URL: https://web.archive.org/web/20161015063745/http://www.panoramio.com/photo/30973104 determination method...
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English operator: Panoramio described at URL: https://web.archive.org/web/20161012191215/http://www.panoramio.com/photo/18567189...