water flowing through the shaughnessy dam spillway due high levels hetch hetchy reservoir yosemite national

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Water flowing through the O`Shaughnessy Dam spillway due to high water levels in the Hetch Hetchy reservoir, Yosemite National Royalty Free Stock Photo
Water flowing through the O`Shaughnessy Dam spillway due to high water levels in the Hetch Hetchy reservoir, Yosemite National Royalty Free Stock Photo
   
   
   
   
   
Water flowing through the O`Shaughnessy Dam spillway due to high water levels in the Hetch Hetchy reservoir, Yosemite National
   
   
   
   
   
   
   
Water flowing through the O`Shaughnessy Dam spillway due to high water levels in the Hetch Hetchy reservoir, Yosemite National Park, Sierra mountains, California


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