English operator: Panoramio described at URL: https://web.archive.org/web/20161029012220/http://www.panoramio.com/photo/101499301...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029005158/http://www.panoramio.com/photo/101499274...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029034300/http://www.panoramio.com/photo/101499361...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029184604/http://www.panoramio.com/photo/101499256...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029171719/http://www.panoramio.com/photo/101499290...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027231222/http://www.panoramio.com/photo/101499343...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028201247/http://www.panoramio.com/photo/101499249...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029171819/http://www.panoramio.com/photo/101499298 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028072108/http://www.panoramio.com/photo/101499280...
from material: stone operator: Panoramio described at URL: https://web.archive.org/web/20161029220151/http://www.panoramio.com/photo/101499216 determination...