Raddampfer Rüdesheim und Domspatz vor der Kölner Altstadt.
<ul><li><a href="//commons.wikimedia.org/wiki/File:Altstadtpanorama_2.jpg" title="File:Altstadtpanorama 2.jpg">Altstadtpanorama_2.jpg</a>: <a href="//commons.wikimedia.org/wiki/User:Duhon" title="User:Duhon">G. Friedrich</a></li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Rolf_H." title="User:Rolf H.">Rolf H.</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Rolf_H." title="User talk:Rolf H."><span class="signature-talk">talk</span></a>)</li></ul>
CC BY 3.0
<ul><li><a href="//commons.wikimedia.org/wiki/File:Altstadtpanorama_2.jpg" title="File:Altstadtpanorama 2.jpg">Altstadtpanorama_2.jpg</a></li></ul>