Photos show National Park System's history on its 110th birthday
The National Park System, with a budget of $2.1 billion and full-time employee count of 12,600, turns 110 years-old today. Here's a visual history.
The National Park System, with a budget of $2.1 billion and full-time employee count of 12,600, turns 110 years-old today. Here's a visual history.
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