https://geoscan.nrcan.gc.ca/starweb/nrcanphoto/servlet.starweb?path=nrcanphoto/nrcanphotofastlink_f.web&search1=R=60804
Natural Resources Canada, 15 septembre 2021
Morse, Peter D, A section of the Trans-Alaska pipeline constructed above permafrost, using thermopiles to maintain frozen conditions, Natural Resources Canada...
Photographie