<i>Northpole</i>-sign, setup by the crew and scientists of the German research vessel POLARSTERN during her visit at the North Pole on 6.th Sept. 1991
<a href="//commons.wikimedia.org/wiki/User:Hgrobe" title="User:Hgrobe">Hannes Grobe</a> 21:16, 12 November 2006 (UTC), Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>