Profile and plan of <a href="https://en.wikipedia.org/wiki/en:drumlin" class="extiw" title="w:en:drumlin">drumlin</a>.
<a href="//commons.wikimedia.org/wiki/User:Patrol110" title="User:Patrol110">Patrol110</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>