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CORRM 137 - Fall colored aspen and boulders Rocky Mountain National Park Colorado.jpg
CORRM 137 -   Fall-colored quaking aspen (Populus tremuloides) and lichen-encrusted boulders, near Bear Lake Road, Rocky Mountain National Park, Colorado, USA --- (4x5 inch original, File size: 7743x6000, 132.9mb uncompressed).