Washington State Parks will celebrate its 105th birthday Monday by waiving entrance fees at all state parks.
Fees are typically $10 per day or $30 for an annual pass.
March 19 is the third of 12 free days in 2018 for 142 state parks across Washington.
Find a state park near you.
Full list of 2018 free days:
Jan. 1 — First Day Hikes; New Year’s Day
Jan. 15 — Martin Luther King, Jr. Day
March 19 — State Park’s 105th birthday
April 14 — Spring day
April 22 — Earth Day
June 2 — National Trails Day
June 9 — National Get Outdoors Day
June 10 — Fishing Day
Aug. 25 — National Park Service 102nd Birthday
Sept. 22 — National Public Lands Day
Nov. 11 — Veterans Day
Nov. 23 — Autumn day