Keywords: Bear Valley Strip Mine 1.jpg Bear Valley Strip Mine Northumberland County Pennsylvania from the north wall facing southeast with the Whaleback in center Taken 1998 1998 Own <br />Transferred from http //en wikipedia org en wikipedia Jstuby at http //en wikipedia org en wikipedia en wikipedia Jstuby Original upload log page en wikipedia Bear_Valley_Strip_Mine_1 jpg 2010-04-18 03 37 Jstuby 1500×1000 516570 bytes <nowiki>View of the Bear Valley Strip Mine Northumberland County Pennsylvania from the north wall facing southeast with the Whaleback in center Taken 1998 </nowiki> 1998 in Pennsylvania Anticlines Bear Valley Strip Mine |