By the Numbers: National Parks
March 2, 2026400 Approximate number of libraries operated by the National Park Service (NPS). 3.5 million Number of materials housed in the NPS History Collection at the Harpers Ferry (W.Va.) Center for Media Services. The collection includes art, documents, photos, sound recordings, uniforms, and other objects. 25 Number of parks represented in the Open Parks Network, a collaboration … Continue reading By the Numbers: National Parks











