When: Thu., March 19, Sat., April 4, Wed., April 22, Sun., May 10, Sat., June 6, Sat., June 13, Tue., Aug. 25, Sat., Sept. 26 and Wed., Nov. 11 2015
In celebration of Washington State Parks' 102nd birthday, residents are offered access to any state park without needing a Discover Pass. Includes access locally to Riverside and Mount Spokane State Parks. Upcoming free days: Sept. 26, Nov. 11.
