Mark your calendar now for trips to a local or far-flung national park on these dates in 2017:

  • January 16: Martin Luther King Jr. Day
  • February 20: Presidents’ Day
  • April 15-16 and 22-23: Weekends of National Park Week
  • August 25: National Park Service Birthday
  • September 30: National Public Lands Day
  • November 11-12: Veterans Day Weekend

Have a fourth-grader among the kids? Admission to all national parks is still free for a year and applies to the whole family, thanks to Every Kid in a Park—all you need to do is sign up for a voucher. Active duty military and citizens with a permanent disability can also get free passes year-round.