Keywords: Grinnell overlook.jpg Grinnell Glacier in Glacier National Park US is in the center background The pro-glacial lake is due to massive retreat of the glacier in recent decades Another smaller glacier known as the Salamander is in the lower right of the image At one time in the past these two glaciers were connected http //www philarmitage net/glacier_hikes html 2005 Webpage above clearly states that images can be used freely see bottom of linked webpage PermissionOTRS 2013032510011689 Phil Armitage Grinnell Glacier Glacial lakes of the United States |