<p>Valle Verzasca, Switzerland
</p>
self-made, May 2006
No machine-readable author provided. <a href="//commons.wikimedia.org/wiki/User:Paebi" title="User:Paebi">Paebi</a> assumed (based on copyright claims).
CC BY-SA 3.0
No machine-readable source provided. Own work assumed (based on copyright claims).