Ancien réseau des sablières de Darvault au canal du Loing (superimposed onto OpenTopoMap)
<p>Authors:
</p>
<ul><li>OpenStreetMap-Mitwirkende</li>
<li>SRTM-Mitwirkende</li>
<li>OpenTopo-Map-Mitwirkende</li>
<li><a href="//commons.wikimedia.org/wiki/User:NearEMPTiness" title="User:NearEMPTiness">NearEMPTiness</a></li></ul>
CC BY-SA 2.5
<p>Sources: <b><a rel="nofollow" class="external text" href="https://opentopomap.org/#marker=17/48.3394/2.6789">OpenTopoMap</a></b>
</p>
<ul><li>Map data: © OpenStreetMap contributors, SRTM (CC-BY-SA 2.0)</li>
<li>IGN 1950 and aerial views: <a rel="nofollow" class="external text" href="https://remonterletemps.ign.fr/comparer/basic?x=2.698585&amp;y=48.324048&amp;z=14&amp;layer1=GEOGRAPHICALGRIDSYSTEMS.MAPS.SCAN50.1950&amp;layer2=ORTHOIMAGERY.ORTHOPHOTOS2006-2010&amp;mode=doubleMap">www.remonterletemps.ign.fr/...double map</a></li>
<li>Map style: © OpenTopoMap (CC-BY-SA 3.0)</li></ul>