"Just like any great movie has a soundtrack," says Yosemite Park Ranger Erik Westerlund. "Well, the natural world soundtrack is this -- what we call soundscape."
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Westerlund connects with visitors from all over the world with his melodies.
Each strum of the guitar is a reflection of the beauty that surrounds him.
"Such a great place to explore if you want a little adventure, you want some exercise, you want solitude," he said. "Everyone's got their own reasons."
What makes a crown jewel so coveted?
"In the Valley here, we've got domes, cliffs, waterfalls, rivers," Westerlund said. "More than its fair share of amazing resources."
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