English operator: Panoramio described at URL: https://web.archive.org/web/20161021002804/http://www.panoramio.com/photo/51522206...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101162607/http://www.panoramio.com/photo/110267891...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023155435/http://www.panoramio.com/photo/66644505...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020015816/http://www.panoramio.com/photo/66644537...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030152251/http://www.panoramio.com/photo/122351513...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031031755/http://www.panoramio.com/photo/122351497...
archive.org/web/20161015004115/http://www.panoramio.com/user/363220?with_photo_id=34475403 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161113153255/http://www.panoramio.com/photo/48747603...
archive.org/web/20161016143729/http://www.panoramio.com/user/5273944?with_photo_id=44505991 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030121708/http://www.panoramio.com/photo/100808993 determination method...