Natural Trap Cave, Wyoming
Posted: Jul 24, 2014 8:33 am
Scientists are going to resume excavation in the cave:
http://www.ctvnews.ca/sci-tech/u-s-cave ... -1.1929541
http://www.valuewalk.com/2014/07/scient ... -30-years/
http://www.ctvnews.ca/sci-tech/u-s-cave ... -1.1929541
http://www.valuewalk.com/2014/07/scient ... -30-years/