Wednesday, May 30, 2012

Saint Mary Lake

This picture was taken on Going-To-The-Sun Road traveling from the East entrance into Glacier National Park.  The photo shows Saint Mary Lake with the Lewis Range of the Rocky Mountains in the background.  75 million years ago powerful forces in the Earth shoved the Lewis Overthrust into the sky.  The mountains then intercepted clouds, rain, and snow and over time trapped so much moisture that snowfields became glaciers.  Growing and spreading glaciers then carved the landscape one sees in the photo.  About 12,000 years ago the last of the glaciers melted back.  Isn't it amazing what nature can do.

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