This image from the 1950's shows the Beartooth Highway as it winds through the Beartooth Mountains, Montana/Wyoming, U.S.
R Robinson
Yellowstone National Park Service, retrived from <a rel="nofollow" class="external text" href="http://www.nps.gov/yell/slidefile/scenics/outsidepark/page-2.htm">Yellowstone Digital Slide File</a>, <a rel="nofollow" class="external text" href="http://www.nps.gov/yell/slidefile/scenics/outsidepark/Images/10929.jpg">10929.jpg</a>