The National Park Service is turning 99 years old on August 25, 2015 and Glen Canyon National Recreation Area will celebrate this exciting event by offering free admission! https://www.nps.gov/glca/learn/news/celebrate-the-nps-99th-birthday-with-a-fee-free-day-at-glen-canyon.htm
Source:: Celebrate the NPS 99th Birthday with a Fee Free Day at Glen Canyon
