Keywords: Polygons or polygonal ground in the Arctic refuge.jpg en <br/> Image title Polygons or polygonal ground in the Arctic refuge Image from Public domain images website http //www public-domain-image com/full-image/nature-landscapes-public-domain-images-pictures/national-parks-reserves-public-domain-images-pictures/polygons-or-polygonal-ground-in-the-arctic-refuge jpg html http //www public-domain-image com/public-domain-images-pictures-free-stock-photos/nature-landscapes-public-domain-images-pictures/national-parks-reserves-public-domain-images-pictures/polygons-or-polygonal-ground-in-the-arctic-refuge jpg U S Fish and Wildlife Service Not given Transferred by Fæ on 2013-02-28 This file is in public domain not copyrighted no rights reserved free for any use You can use this picture for any use including commercial purposes without the prior written permission and without fee or obligation PD-author U S Fish and Wildlife Service Images uploaded by Fæ Public-domain-image com Arctic National Wildlife Refuge |