PTF_athbaska_glacier1975.kml normal #sn_icon46_copy3 highlight #sh_icon38_copy3 PTF on the Athbaska Glacier, 1975 photo by Pak Keung Wong, fellow U. of Calgary geology grad student -117.2431707015025 52.20373311392292 0 986.8960232414332 72.75431673883635 -49.80631736578714 #msn_icon46_copy3 -117.2388035867381,52.20216364729263,0