The National Park Service is celebrating their 100th anniversary in a big way - free admission to each of the 409 parks on 16 days in 2016. The Fee Free days includes entrance fees, commercial tour fees, and transportation entrance fees. Other fees such as reservations, camping, tours, and concessions , which are sometimes collected by third parties, are not included, unless stated otherwise on the National Park Service site.

August 25th is the actual birthday of the Park Service, which began with Yellowstone National Park in 1872, and according to their site, was created by an Act of Congress, and signed by President Woodrow Wilson in 1916. The following days are free for the remainder of 2016, so check out the locations in every state, and enjoy, ya'll!

  • August 25 through 28: National Park Service Birthday
  • September 24: National Public Lands Day
  • November 11: Veterans Day