Mosaic at the catholic school center Friesgasse, 15<sup>th</sup> district of Vienna. Hundreds of individual tiles by the pupils and students.
<a href="//commons.wikimedia.org/wiki/User:Herzi_Pinki" title="User:Herzi Pinki">Herzi Pinki</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>