13th Annual Smithsonian.com Photo Contest
The Glen Canyon dam holds back the Colorado River creating Lake Powell near Page, Arizona, May 26, 2015. The lake provides water for Nevada, Arizona and California. A severe drought in recent years, combined with withdrawals that many believe are not sustainable, has reduced its levels to only about 42 percent of its capacity.
© Rick Wilking.
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||Nov. 18, 2015, 2:59 p.m.