The National Park Service is celebrating its birthday by offering free admission to any national park on Sunday, August 25, 2013.
Enjoy free entrance to nearly 400 parks across the country on the big day. Find a participating park in your state and check for additional discounts from participating park vendors and neighboring businesses.
Free admission covers entrance fees, commercial tour fees, and transportation entrance fees, unless otherwise stated. Other fees such as camping, tours, or concessions are not included.