National Public Lands Day. Established in 1994 and held annually on the fourth Saturday in September, National Public Lands Day is the nation's largest single-day volunteer effort.Can I volunteer at a national park for National Public Lands day?
Certain in-park projects may provide a fee-free day coupon to be used on a future date. See the list of National Public Lands Day events below or check out all volunteer events at national parks. Have fun and enjoy the health benefits of being outdoors!How many national park entrance fee-free days will there be in 2021?
The Trump Administration announced that all National Park Service sites will have six entrance fee-free days in 2021.