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A tourist poses for a photograph at Mather Point. More than six million people visit Grand Canyon annually. This year, the Grand Canyon will celebrate its 100th anniversary as a national park. (Loretta Yerian/WGCN)

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Grand Canyon National Park celebrates centennial in 2019

The first European American who reached the Colorado River in the Grand Canyon marveled at what was before him: an astounding system of canyons, profound fissures and slender spires that seemingly tottered from their bases.