A <a href="//commons.wikimedia.org/wiki/C-141_Starlifter" class="mw-redirect" title="C-141 Starlifter">C-141 Starlifter</a> leaves a contrail over <a href="https://en.wikipedia.org/wiki/Antarctica" class="extiw" title="en:Antarctica">Antarctica</a>.
Original image cropped by <a href="//commons.wikimedia.org/w/index.php?title=User:Gralo&amp;action=edit&amp;redlink=1" class="new" title="User:Gralo (page does not exist)">Gralo</a>
original source: <a rel="nofollow" class="external free" href="http://www.af.mil/photos/index.asp?galleryID=22&amp;page=2">http://www.af.mil/photos/index.asp?galleryID=22&amp;page=2</a>