Map of the Autobahns and Federal Roads in the <a href="//commons.wikimedia.org/wiki/Cologne" title="Cologne">Cologne</a> area - <b>Cologne Beltway</b>
<a href="//commons.wikimedia.org/wiki/User:Qualle" title="User:Qualle">Qualle</a>
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>