Enjoy the park with free entry on select fee-free days throughout the year. It is a great chance to plan a visit, explore the outdoors, and spend time with family and friends while standard park admission is waived. Upcoming fee-free days: May 25: Memorial Day June 14: Flag Day/President Trump's Birthday July 3 to 5: Independence Day weekend August 25: 110th Birthday of the National Park Service September 17: Constitution Day October 27: Theodore Roosevelt's Birthday November 11: Veterans Day Fee-free days apply to entrance fees only. Other fees, including camping, still apply. Plan Your Visit