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Il virus del parco Yosemite
Sentinel Dome, 1944 (AP Photo/U.S. National Park Service/Ralph Anderson)
Sentinel Dome, 1944 (AP Photo/U.S. National Park Service/Ralph Anderson)
El Capitan,Yosemite National Park, 1935 (AP Photo)
La regina Elisabetta in visita a Yosemite nel 1983 (AP Photo/Walt Zeboski)
Yosemite Valley, California, 1979 (AP Photo)
Half Dome, Yosemite, 1972 (AP Photo)
Yosemite, 1972 (AP Photo)
Ahwahnee Hotel, Yosemite Valley, 1962 (AP Photo)
Glacier Point, 1952 (AP Photo/Ernest K. Bennett)
Vista da Glacier Point, 1950 (AP Photo/Ernest Bennett)
Mount Lyell, Yosemite Sierra peaks (AP Photo)