America's national parks are among the country's greatest treasures. Each year, millions of visitors travel hundreds or even thousands of miles to experience towering mountains, dramatic canyons, ancient forests, and some of the most breathtaking landscapes on Earth.
And for many travelers, the scenery alone is enough.
They drive scenic roads, stop at overlooks, capture photographs, and hike trails that reveal unforgettable vistas.
But often, something important gets left behind.
The story.
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