Map of the crime sites of serial killer Wolfgang Schmidt
<a href="https://de.wikipedia.org/wiki/User:Chumwa" class="extiw" title="de:User:Chumwa">Maximilian Dörrbecker</a> (<a href="https://de.wikipedia.org/wiki/User:Chumwa" class="extiw" title="de:User:Chumwa">Chumwa</a>)
CC BY-SA 2.5
<span class="int-own-work" lang="en">Own work</span>, using <a href="//commons.wikimedia.org/wiki/OpenStreetMap" title="OpenStreetMap">OpenStreetMap</a> data for the background and <a rel="nofollow" class="external text" href="http://www.spiegel.de/spiegel/print/d-13680463.html">Der Spiegel 1992/45, S. 61</a> for the cime data.