Yes, it’s true—Washington State Parks offer more than a dozen days when admission is free, no Discover Pass required. On these days, you can park at any of the 100 Washington State Parks for free, and enjoy the park’s hiking trails, playground, beach, picnic benches, and interpretive trails for day use. While you might think the free days fall on common national holidays, they don’t always do so. In Washington State, we always do things a little differently. That’s why it pays to put these dates on the calendar in advance, so you won’t forget and can plan to visit parks in advance. Washington State Park Free Days: Winter Washington State…