English operator: Panoramio described at URL: https://web.archive.org/web/20161023162527/http://www.panoramio.com/photo/63480946...
original. https://creativecommons.org/licenses/by-sa/4.0CC BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Slides used for the Feb 27...
archive.org/web/20161012165227/http://www.panoramio.com/user/1321709?with_photo_id=12077219 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028232354/http://www.panoramio.com/user/7419764?with_photo_id=95820265 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161023211704/http://www.panoramio.com/user/2046097?with_photo_id=62276063 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161023182712/http://www.panoramio.com/user/2046097?with_photo_id=57488026 operator: Panoramio described at URL: https://web.archive...
panoramio.com/user/74349?with_photo_id=93430599 operator: Panoramio described at URL: https://web.archive.org/web/20161030071639/http://www.panoramio...
archive.org/web/20161030005332/http://www.panoramio.com/user/7419764?with_photo_id=95919441 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028041206/http://www.panoramio.com/user/7419764?with_photo_id=95919435 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161029100314/http://www.panoramio.com/user/7419764?with_photo_id=95919466 operator: Panoramio described at URL: https://web.archive...
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