| National Parks – Our Living National Treasures – A Time for Concern |
| https://nps500.com Direct contact link Dr. Gil Lusk is a retired National Park Service employee with 35 years of experience mostly serving as a Superintendent of several National Parks. He served for eight years as Superintendent of Glacier National Park on the Canadian Border and five years as Superintendent of Big Bend National Park on the Mexican Border. He was… |  |
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