Administered by the National Park Service, the area was originally created as a National Monument on April 12, 1929. It was redesignated as a National Park on November 12, 1971
Administered by the National Park Service, the area was originally created as a National Monument on April 12, 1929. It was redesignated as a National Park on November 12, 1971
Site last updated March 16, 2023 @ 1:43 pm; This content last updated August 11, 2019 @ 5:45 pm