Schematic map of the developed area of Craters of the Moon National Monument and Preserve, Idaho, USA. This NPS map shows the loop drive, its stops and the other infrastructure of the National Monument.
NPS map
<a rel="nofollow" class="external free" href="http://www.nps.gov/crmo/planyourvisit/upload/CRMOloop.pdf">http://www.nps.gov/crmo/planyourvisit/upload/CRMOloop.pdf</a>