English operator: Panoramio described at URL: https://web.archive.org/web/20161021120152/http://www.panoramio.com/photo/57238493...
country contexts? By Toomas Huik - File:üks vabadus, mida meil ei ole - panoramio.jpg, https://arvamus.postimees.ee/3065059/raul-veede-uks-vabadus-mida-meil-ei-ole...
CANDUELA, Jorge A.; NAVARRO SANZ, Santiago; SAORÍN, Tomás (2012). "Wiki Loves Monuments 2011: the experience in Spain and reflections regarding the diffusion...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020044733/http://www.panoramio.com/photo/63561045...
archive.org/web/20161031180608/http://www.panoramio.com/user/8556168?with_photo_id=116218878 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101140221/http://www.panoramio.com/photo/115080451...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025155124/http://www.panoramio.com/photo/74275921...
archive.org/web/20161020010504/http://www.panoramio.com/user/4647437?with_photo_id=67970525 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161022155007/http://www.panoramio.com/user/4859459?with_photo_id=68050562 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028124657/http://www.panoramio.com/user/2972562?with_photo_id=103948073 operator: Panoramio described at URL: https://web.archive...
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