National Geographic : 1946 Jul
© National Geographic Society Kodachrome by Alfred M. Bailey Alpine Meadows above Timberline Form the Summer Range of American Elk Shifting clouds give this region an ever-changing skyline. The slopes are the favorite haunt of ptarmigan, and bighorn sheep forage there when winter snows drive them from the loftiest crags. In the distance is Longs Peak, near Estes Park, rising to 14,255 feet. Thesilver streak atleftisTrail Ridge Road.