Centro Politécnico Superior from <a href="//commons.wikimedia.org/wiki/Zaragoza" title="Zaragoza">Zaragoza</a>, <a href="//commons.wikimedia.org/wiki/Spain" class="mw-redirect" title="Spain">Spain</a>
<a href="//commons.wikimedia.org/wiki/User:Jynus" title="User:Jynus">Jynus</a>
CC BY 2.5
Taken by user Jynus. Uploaded by sixstone1.