The position of the three subcamps of the Mauthausen concentration camp in Linz.
Sources for the position: <a rel="nofollow" class="external free" href="https://www.mauthausen-guides.at/aussenlager-des-kz-mauthausen/orte-ehemaliger-konzentrations-und-kz-aussenlager">https://www.mauthausen-guides.at/aussenlager-des-kz-mauthausen/orte-ehemaliger-konzentrations-und-kz-aussenlager</a>
openstreetmap
ODbL
<a rel="nofollow" class="external free" href="https://www.openstreetmap.org">https://www.openstreetmap.org</a>