Munich 2009
<a rel="nofollow" class="external text" href="https://web.archive.org/web/20161014173910/http://www.panoramio.com/user/1163294?with_photo_id=31818990">Clemens Pohl</a>
CC BY-SA 3.0
<a rel="nofollow" class="external free" href="https://web.archive.org/web/20161014173906/http://www.panoramio.com/photo/31818990">https://web.archive.org/web/20161014173906/http://www.panoramio.com/photo/31818990</a>