July is National Park and Recreation Month. The National Park Service will be 101 on Aug. 25. From Maine to Hawaii, Florida to Alaska, how much do you know about the National Park System? Log in below and take our quiz!

During 10 days of the year, all National Park Service sites that charge an entrance fee offer free admission to everyone. Mark these upcoming dates on your calendar!

  • Aug. 25: National Park Service Birthday
  • Sept. 30: National Public Lands Day
  • Nov. 11-12: Veterans Day Weekend

Test your smarts now!